Tag Archives: china bearing bearing

China Good quality UC Bearing 204/205/210/208/207/212/218/305 Insert Ball Bearing with/Without Housing with Good quality

Product Description

Pillow Block Ball bearing is actually a variant of the ball bearing.
The outer spherical ball bearing is actually a variant of the deep groove ball bearing. Its characteristic is that its outer ring outer diameter surface is a spherical surface, which can be fitted into the corresponding concave spherical surface of the bearing seat to play the role of centering. The outer spherical bearing is mainly used to bear the combined radial and axial load based on the radial load, and it is generally not suitable to bear the axial load alone.

Product Description

Insert ball bearing details

Products are widely used in:
Paper make machinery, reduction device, railway vehicle axle, rolling mill roll, crusher, vibrating screen,printing machinery,woodworking machinery,agriculture machinery, transportation systems,construction machinery and other industries.

Product Name	Pillow block ball bearing
Precision Rating	P6, P0, P5, P4, P2
Material	Bearing Steel (GCr15) /Ceramics /Carbon steel/Stainless steel
Clearance	C0 C1 C2 C3 C4 C5
Seal	ZZ, 2RS
Features	High Precision, High Speed, Long Life, High Reliability, Low Noise, Reduce Friction
Certification	ISO 9001: 2008
Packing	1. Neutral Packing Bearing 2. Industrial Packing 3. Commercial Packing Bearing 4. Customize
Delivery Time	15-20 Days After The Order is Confirmed
Shipment	1. By Sea 2. By Air 3. By Express

UC200 series insert ball bearing

Bearing type	Dimensions(mm)								Weight(KG)	basic load capacity(KN)		Limt speed(r/min)
Bearing type	d	D	B	C	S	G	H	ds		dynamic	static
UC201	12	40	27.4	14	11.5	4.5	4	M*0.75	0.12	7.36	4.48	4000
UC202	15	40	27.4	14	11.5	4.5	4	M*0.75	0.11	7.36	4.48	4000
UC203	17	40	27.4	14	11.5	4.5	4	M*0.75	0.1	7.36	4.48	4000
UC204	20	47	31	17	12.7	4.7	4.5	M6*1.0	0.16	9.88	6.20	4000
UC205	25	52	34.1	17	14.3	5.5	4.7	M6*1.0	0.19	10.78	6.98	3400
UC206	30	62	38.1	19	15.9	6	4.5	M6*1.0	0.31	14.97	10.04	2800
UC207	35	72	42.9	20	17.5	6.5	5.1	M8*1.0	0.48	19.75	13.67	2400
UC208	40	80	49.2	21	19	8	5.8	M8*1.0	0.62	22.71	15.94	2200
UC209	45	85	49.2	22	19	8	6.2	M8*1.0	0.67	24.36	17.71	1900
UC210	50	90	51.6	23	19	9	6.5	M10*1.0	0.78	26.98	19.84	1800
UC211	55	100	55.6	25	22.2	9	7.3	M10*1.0	1.03	33.37	25.11	1600
UC212	60	110	65.1	27	25.4	11	7.7	M10*1.0	1.45	36.74	27.97	1500
UC213	65	120	65.1	28	25.4	12	8.3	M10*1.0	1.71	44.01	34.18	1400
UC214	70	125	74.6	30	30.2	12	8.7	M12*1.25	2.06	46.79	37.59	1300
UC215	75	130	77.8	30	33.3	12	9.2	M12*1.25	2.22	50.85	41.26	1200
UC216	80	140	82.6	33	33.3	14	9.6	M12*1.25	2.8	55.04	45.09	1100
UC217	85	150	85.7	36	34.1	14	10.5	M12*1.25	3.48	64.01	53.28	1000
UC218	90	160	96	37	39.7	14	11.1	M12*1.25	4.3	73.83	60.76	950

UC300 series insert bearing

Bearing type	Dimensions(mm)								Weight(KG)	basic load capacity(KN)		Limt speed(r/min)
Bearing type	d	D	B	C	S	G	H	ds		dynamic	static
UC305	25	62	38	21	15	6	6.1	M6*1	0.35	17.22	11.39	2800
UC306	30	72	43	23	17	6	6.7	M8*1	0.56	20.77	14.17	2600
UC307	35	80	48	25	19	8	7.4	M8*1	0.71	25.66	17.92	2200
UC308	40	90	52	27	22	10	8.2	M10*1	0.96	31.35	22.38	2000
UC309	45	100	57	30	22	10	9	M10*1	1.28	40.66	30.00	1800
UC310	50	110	61	32	25	12	10	M12*1.25	1.65	47.58	35.71	1700
UC311	55	120	66	34	26	12	10.7	M12*1.25	1.90	55.05	41.91	1400
UC312	60	130	71	36	30	12	11.5	M12*1.25	2.60	62.88	48.60	1300
UC313	65	140	75	38	33	12	12.2	M12*1.25	3.15	72.21	56.68	1200
UC314	70	150	78	40	33	14	13	M12*1.25	3.83	80.10	63.48	1100
UC315	75	160	82	42	33	14	13.8	M14*1.5	4.59	87.25	71.68	1000
UC316	80	170	86	44	34	14	14.5	M16*1.5	5.30	94.57	80.35	1000
UC317	85	180	96	46	40	16	15	M16*1.5	6.58	102.25	89.52	9050
UC318	90	190	96	48	40	16	15.9	M16*1.5	7.50	110.81	100.76	900
UC319	95	200	103	50	41	16	16.7	M16*1.5	8.70	120.51	113.75	850
UC320	100	215	108	54	42	18	18	M16*1.5	10.80	133.06	131.18	800

Other Products

We also have all series of deep groove ball bearing.
Deep groove ball bearing

Bearing type	Dimensions(mm)			Weight(kg)
Bearing type	Inner diameter	Outer diameter	breadth	Weight(kg)
16001	12	28	7	0.019
16002	15	32	8	0.571
16003	17	35	8	0.033
16004	20	42	8	0.048
16005	25	47	8	0.059
16006	30	55	9	0.087
16007	35	62	99	0.107
16008	40	68	10	0.130
16009	45	75	10	0.167
16571	50	80	11	0.175
16011	55	90	11	0.257
16012	60	95	11	0.281
16013	65	100	13	0.300
16014	70	110	13	0.437
16015	75	115	14	0.463
16016	80	125	14	0.621
16017	85	130	16	0.652
16018	90	140	16	0.870
16019	95	145	16	0.904

more series of deep groove ball bearing

6300 series deep groove ball bearing
6220 series deep groove ball bearing

Packaging & Shipping

Our packing for deep groove ball bearings / pillow block ball bearing:
* Industrial pakage+outer carton+pallets
* sigle box+outer carton+pallets
* Tube package+middle box+outer carton+pallets
* According to your requirments

Company Profile

Our factory

ABOUT US

BEARING MANUFACTURE

1. 20+ yearsof experience in manufacturing bearing;
2.Annual output value of more than 40 million yuan;
3.Passed the ISO9001 international quality certification system;
4.160 sets imported production equipments;
5.Professional sales team.

The company has more than 160 sets of modern production equipment and complete testing methods. Supported by a strong R&D team and advanced production technology, the company’s product quality has been improved year by year. It is catching up with HangZhou, HangZhou and HangZhou Bearings from the 3 major technology platforms of design, manufacturing and testing.

Exhibition

HangZhou Jinrui Bearing Co., Ltd. not only has customers in many industries in China, but the company’s products are also exported to India, Southeast Asia, the Middle East, Europe and the United States and other countries. It has independent export rights and more than 10 years of foreign trade export experience.

FAQ

SAMPLES of deep groove ball bearing / pillow block ball bearing

1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the deep groove ball bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.

CUSTOMIZED
The customized LOGO or drawing is acceptable for us.

MOQ
1. MOQ: 10 PCS mix different standard deep groove ball bearings / pillow block ball bearing.
2. MOQ: 3000 PCS customized your brand bearings.

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.

SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email, thanks!

We have all kinds of bearings, just tell me your item number and quantity, best price will be offered to you soon
The material of the bearings, precision rating, seals type, OEM service, etc, all of them we can make according to your requirement.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle:	15°
Aligning:	Non-Aligning Bearing
Separated:	Unseparated

Samples:	US$ 10/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:

Reduced Friction:

One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.

Efficient Load Support:

Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.

Smooth Rotation:

Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.

High-Speed Capability:

Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.

Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

Energy Efficiency:

By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.

Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.

China Good quality UC Bearing 204/205/210/208/207/212/218/305 Insert Ball Bearing with/Without Housing with Good quality
editor by CX 2024-01-23

China Best Sales China Factory Pressure Plane Thrust Roller Thrust Ball Bearing 51326m 8326m Bearing Steel High Quality Durable Thrust Ball Bearing Eight Types of Bearing bearing block

Product Description

Company Profile

ZheJiang Kangshi Precision Bearing Manufacturing Co., Ltd., located in Yandian Town Industrial Park, HangZhou City, ZheJiang Province, mainly produces zero deep groove ball bearings, 2 types of cylindrical roller bearings, 3 types of aligning roller bearings, 6 types of angular contact ball bearings, 7 types of tapered roller bearings, 8 types of thrust ball bearings, thrust bearings, 9 types of thrust aligning roller bearings, outer spherical bearings, auto parts, Motorcycle parts and other rolling bearings. Our factory has strong professional technology, good production equipment and perfect testing means, can fully meet the various types, specifications, high precision and special use requirements of bearing products customized processing, the production process of the product according to the strict national standards of enterprise internal control standards for the implementation of full inspection and multi-project comprehensive inspection of factory products, Can ensure the quality of each set of factory bearing products to meet national standards. Kangshi bearing has always implemented national standards, market prices, and implemented the “three guarantees” principle for customers: To ensure high-quality quality, preferential prices, superior after-sales service! Welcome customers at home and abroad to consult and negotiate business, the company will continue to win the trust of more customers with good product quality and reputation.

Product Description

Product Name	Ball bearing Xihu (West Lake) Dis.r bearing Piliow bilock bearing Needle roller bearing Thrust ball bearing
Brand Name	KSA
Material	Gcr15
Precision Grade	P0,P6,P5
Certification	ISO 9001
Packeage	Box /Carton/Wooden Box/Plastic Tube or Per buyers requirement
MOQ	Depending On Moedl
Serice	OEM

Sample	Available
Payment	TT or L/C or Western Union
Port	HangZhou ZheJiang HangZhou

Bearing Profile

Bearing Profile:

Type:Flat thrust ball bearing

Effect: The main role of thrust ball bearings is to withstand axial and radial loads, and can also withstand torque and tilt forces. Its ability to withstand axial load is relatively strong suitable for high speed operation and high precision requirements of mechanical equipment.

Exceptional Load Capacity: Our bearings are designed to handle heavy axial loads with ease, ensuring the reliable operation of your equipment even in the most demanding environments.

Precision Engineering: Crafted with precision and attention to detail, these bearings offer outstanding accuracy and minimal friction, contributing to the efficiency and longevity of your machines.

Reduced Downtime: With our Eight-Class Thrust Ball Bearings, you can count on reduced downtime and maintenance costs, allowing your business to stay productive and profitable.

Versatile Applications: Whether you’re in the automotive, aerospace, manufacturing, or any other

Old model(New model)	Inside * outside * high	Old model(New model)	Inside * outside * high	Old model(New model)	Inside * outside * high
8100(51100)	10249	8200(51200)	102611	8304(51304)	204718
8101(51101)	12269	8201(51201)	122811	8305(51305)	255218
8102(51102)	15289	8202(51202)	153212	8306(51306)	306021
8103(51103)	17309	8203(51203)	173512	8307(51307)	356824
8104(51104)	203510	8204(51204)	204014	8308(51308)	407826
8105(51105)	254211	8205(51205)	254715	8309(51309)	458528
8106(51106)	304711	8206(51206)	305216	8310(51310)	509531
8107(51107)	355212	8207(51207)	356218	8311(51311)	5510535
8108(51108)	406013	8208(51208)	406819	8312(51312)	6011035
8109(51109)	456514	8209(51209)	457320	8313(51313)	6511536
8110(51110)	507014	8210(51210)	507822	8314(51314)	7012540
8111(51111)	557816	8211(51211)	559025	8315(51315)	7513544
8112(51112)	608517	8212(51212)	609525	8316(51316)	8014044
8113(51113)	659017	8213(51213)	6510027	8317(51317)	8515049
8114(51114)	709518	8214(51214)	7010527	8318(51318)	9015550
8115(51115)	7510019	8215(51215)	7511027	8320(51320)	10017055
8116(51116)	8010519	8216(51216)	8011528	8322(51322)	11019063
8117(51117)	8511019	8217(51217)	8512531	8324(51324)	12021070
8118(51118)	9012022	8218(51218)	9013535	8326(51326)	13022575
8120(51120)	10013025	8220(51220)	10015038	8328(51328)	14024080
8122(51122)	11014525	8222(51222)	11016038	8330(51330)	15025080
8124(51124)	12015525	8224(51224)	12017039	8332(51332)	16027087
8126(51126)	13017030	8226(51226)	13019045	8334(51334)	17028087
8128(51128)	14018031	8228(51228)	14020046	8336(51336)	18030095
8130(51130)	15019031	8230(51230)	15021550	8338(51338)	190320105
8132(51132)	16020031	8232(51232)	16022551	8340(51340)	200340110
8134(51134)	17021534	8234(51234)	17024055	8344(51344)	220360112
8136(51136)	18022534	8236(51236)	18025056	8348(51348)	240380112
8138(51138)	19024037	8238(51238)	19027062
8140(51140)	20025037	8240(51240)	20028062	8405(51405)	256024
8144(51144)	22027037	8244(51244)	22030063	8406(51406)	307028
8148(51148)	24030045	8248(51248)	24034078	8407(51407)	358032
8152(51152)	26032045	8252(51252)	26036079	8408(51408)	409036
8156(51156)	28035053	8256(51256)	28038090	8409(51409)	4510039
8160(51160)	30038062	8260(51260)	30042095	8410(51410)	5011043
8164(51164)	32040063	8264(51264)	32044095	8411(51411)	5512048
8168(51168)	34042064	8268(51268)	34046096	8412(51412)	6013051
8172(51172)	36044065	8272(51272)	360500110	8413(51413)	6514056
8180(51180)	40048065	8276(51276)	380520112	8414(51414)	7015060
8184(51184)	42050065	8280(51280)	400540112	8415(51415)	7516065
8188(51188)	44054080			8416(51416)	8017068
8192(51192)	46056080			8417(51417)	8518072
8196(51196)	48058080			8418(51418)	9019077
				8420(51420)	10021085
				8422(51422)	11023095
				8424(51424)	120250102
				8426(51426)	130270110
				8428(51428)	140280112
				8430(51430)	150300120
				8436(51436)	180360140

Company strength

Company strength:

Stock supply Complete model Timely delivery

1.The main production thrust ball bearing thrust roller bearing needle bearing tapered roller bearing deep groove ball bearing outer spherical bearings and other products

2.implemented the “three guarantees” principle for customers: To ensure high-quality quality, preferential prices, superior after-sales service!

3.The company has bearing production plant, complete inventory supply, complete models, timely delivery, thoughtful after-sales service, reasonable price, welcome to negotiate

Our Advantages

Our Advantage:
1.Our products: with high quality, long life, high speed, low noise, low friction quality products

2. We have: sufficient storage space, sufficient inventory, high production efficiency, we provide customers with the most favorable prices

3. Chinese bearing: in China’s production line, products are exported to all over the world, product specifications are complete, certificates are complete, professional R & D team

4. After-sales service and technical guidance: The company provides after-sales service and technical guidance according to customer requirements and needs

FAQ

Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail for more information.
Q: How about the package?
A: Industrial packing in general condition (Plastic drums/boxes/industrial packaging + cartons + pallets). Accept design package when OEM.
Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.
Q:What are the advantages of your company’s services compared to other companies?
A: Factory direct supply, price advantage, 24 hours online timely reply, Provide customers with customs clearance
and quality of various documents, 100% after-sales service
Q:OEM POLICY
A:We can printing your brand (logo,artwork)on the bearings or laser engraving your brand on the bearings.
We can custom your packaging according to your design All copyright own by clients and we promised don’t
disclose any info.
Q:How to contact us quickly?
A:Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible and provide the detailed information
you need.

Please feel free to contact us, if you have any other question

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Quality:	High Precision
Noise:	No
Service Life:	Long

Samples:	US$ 4.18/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

ball bearing

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:

Unusual Noise:

If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.

Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

Increased Temperature:

Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.

Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

Reduced Performance:

If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.

Visible Wear or Damage:

Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.

Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

Material Composition:

Ceramic Ball Bearings:

Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

Traditional Steel Ball Bearings:

Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

Speed and Precision:

Ceramic Ball Bearings:

Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

Traditional Steel Ball Bearings:

Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

ball bearing

Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

Deep Groove Ball Bearings:

Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

Angular Contact Ball Bearings:

Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

Self-Aligning Ball Bearings:

Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

Thrust Ball Bearings:

Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

Single-Row vs. Double-Row Bearings:

Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

Miniature and Instrument Ball Bearings:

Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

Max-Type and Conrad Bearings:

Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

High-Precision Ball Bearings:

High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

High-Speed Ball Bearings:

High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

China Best Sales China Factory Pressure Plane Thrust Roller Thrust Ball Bearing 51326m 8326m Bearing Steel High Quality Durable Thrust Ball Bearing Eight Types of Bearing bearing block
editor by CX 2024-01-19

China factory New arrival 7206b CZPT single row sealed miniature radial axial ceramic mini lathe precision dimensions price thin section angle angular contact ball bearing with Hot selling

Product Description

HXHV High Speed / Ball Screw Support Bearing
Material: Chrome Steel / Stainless Steel rings and balls.
Precesion Range: P5 or P4
OEM Service: Custom bearing’s size, logo, packing.

70 Series (High Speed): contact us for more

Model Number	Model Number2	Inner Diameter	Outer Diameter	Width
706C	706AC	6 mm	17 mm	6 mm
708C	708AC	8 mm	22 mm	7 mm
7000C	7000AC	10 mm	26 mm	8 mm
7001C	7001AC	12 mm	28 mm	8 mm
7002C	7002AC	15 mm	32 mm	9 mm
7003C	7003AC	17 mm	35 mm	10 mm
7004C	7004AC	20 mm	42 mm	12 mm
7005C	7005AC	25 mm	47 mm	12 mm
7006C	7006AC	30 mm	55 mm	13 mm
7007C	7007AC	35 mm	62 mm	14 mm

72 Series (High Speed): contact us for more

Model Number	Model Number2	Inner Diameter	Outer Diameter	Width
7200C	7200AC	10 mm	30 mm	9 mm
7201C	7201AC	12 mm	32 mm	10 mm
7202C	7202AC	15 mm	35 mm	11 mm
7203C	7203AC	17 mm	40 mm	12 mm
7204C	7204AC	20 mm	47 mm	14 mm
7205C	7205AC	25 mm	52 mm	15 mm
7206C	7206AC	30 mm	62 mm	16 mm
7207C	7207AC	35 mm	72 mm	17 mm
7208C	7208AC	40 mm	80 mm	18 mm
7209C	7209AC	45 mm	85 mm	19 mm

718 Series (High Speed): contact us for more

Model Number	Model Number2	Inner Diameter	Outer Diameter	Width
71800C	71800AC	10 mm	19 mm	5 mm
71801C	71801AC	12 mm	21 mm	5 mm
71802C	71802AC	15 mm	24 mm	5 mm
71803C	71803AC	17 mm	26 mm	5 mm
71804C	71804AC	20 mm	32 mm	7 mm
71805C	71805AC	25 mm	37 mm	7 mm
71806C	71806AC	30 mm	42 mm	7 mm
71807C	71807AC	35 mm	47 mm	7 mm
71808C	71808AC	40 mm	52 mm	7 mm
71809C	71809AC	45 mm	58 mm	7 mm

719 Series (High Speed): contact us for more

Model Number	Model Number2	Inner Diameter	Outer Diameter	Width
71900C	71900AC	10 mm	22 mm	6 mm
71901C	71901AC	12 mm	24 mm	6 mm
71902C	71902AC	15 mm	28 mm	7 mm
71903C	71903AC	17 mm	30 mm	7 mm
71904C	71904AC	20 mm	37 mm	9 mm
71905C	71905AC	25 mm	42 mm	9 mm
71906C	71906AC	30 mm	47 mm	9 mm
71907C	71907AC	35 mm	55 mm	10 mm
71908C	71908AC	40 mm	62 mm	12 mm
71909C	71909AC	45 mm	68 mm	12 mm

TAC Series (Ball screw support): contact us for more

Model Number	Inner Diameter	Outer Diameter	Width
15TAC47B	15 mm	47 mm	15 mm
17TAC47B	17 mm	47 mm	15 mm
20TAC47B	20 mm	47 mm	15 mm
25TAC62B	25 mm	62 mm	15 mm
30TAC62B	30 mm	62 mm	15 mm
35TAC72B	35 mm	72 mm	15 mm
40TAC72B	40 mm	72 mm	15 mm
40TAC90B	40 mm	90 mm	20 mm

760 Series (Ball screw support): contact us for more

Model Number	Inner Diameter	Outer Diameter	Width
7657112	12 mm	32 mm	10 mm
7657115	15 mm	35 mm	11 mm
7657117	17 mm	40 mm	12 mm
7657120	20 mm	47 mm	14 mm
765711	20 mm	52 mm	15 mm
7657125	25 mm	52 mm	15 mm
76 0571 1	25 mm	62 mm	17 mm
7657130	30 mm	62 mm	16 mm
7603030	30 mm	72 mm	19 mm
7657135	35 mm	72 mm	17 mm

Packing:

Universal Packing	Without any logo on bearings or packing.
HXHV Packing	With our brand HXHV on bearings and packing.
Customized Packing	Depends on buyer’s requirements.
Original Brand Packing	Bearing and packing are both original. Please contact us for pictures.

Certificate:
Our bearings comes with CE certificate and our company has been verified by SGS Group. Please contact us for clear certificate photos.

Other Bearings:
We supply different types of ball and roller bearings, slewing bearings, mini bearings, ceramic bearings, Linear guides.

To get price list of promotion bearings, please contact us. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle:	15° or 25°
Aligning:	Aligning Bearing
Separated:	Unseparated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Bearing Steel

Samples:	US$ 2.5/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Reduced Friction:

Efficient Load Support:

Smooth Rotation:

High-Speed Capability:

Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

Energy Efficiency:

Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

China factory New arrival 7206b CZPT single row sealed miniature radial axial ceramic mini lathe precision dimensions price thin section angle angular contact ball bearing with Hot selling
editor by CX 2024-01-19

China wholesaler Hqa Factory Thrust Ball Bearing 51109 51101 51102 51103 51104 51105 51106 51107 51108 51109 Bearings bearing driver

Product Description

The thrust ball bearing is designed to withstand thrust load at high speed and is composed of gasket – like ring with ball rolling raceway groove. Because of the cushion shape of the ring, the thrust ball bearing is divided into 2 types: flat base cushion type and aligning spherical cushion type. In addition, the bearing can bear axial loads, but not radial loads.

Types:

According to the force, one-way thrust ball bearings and two-way thrust ball bearings are divided. Unidirectional thrust ball bearing can withstand unidirectional axial load. Bidirectional thrust ball bearing can bear bidirectional axial load, wherein the shaft ring is matched with the shaft. The mounting surface of the seat ring is spherical bearing, with aligning performance, which can reduce the influence of installation error. Thrust ball bearing can not bear radial load, limit speed is low.

Features:

1, Low noise

2, Wear resistance

3, High precision

4, Long life

Product Description

item	value
Type	BALL
Structure	Thrust
Applicable Industries	Manufacturing Plant, Machinery Repair Shops, Retail, Other
Seals Type	open
Number of Row	Single row
Place of Origin	China
Product name	Thrust Roller Bearing
Material	Chrome Steel GCr15
Application	Automotive.tractor.construction Machinery.rolling Mill
Package	Plastic Bag+ Box+ Carton + Pallet
Sample	Avaliable
Cage	Steel Cage.brass Cage.nylon Cage
Vibration	Z1V1 Z2V2 Z3V3 Z4V4
Quality	High-Quality
OEM Service	Packing
Bearing material	Chrome Steel/GCr15

Thrust ball bearing

Thrust ball bearings, composed of ball bearings supported in a ring, can be used in low thrust applications where there is little axial load.

Thrust ball bearings are produced as single direction or double direction thrust ball bearings. They are designed to accommodate axial loads only and must not be subjected to any radial load.

Thrust ball bearings are separable, i.e. the shaft washer, housing washer(s), ball and cage assembly(s) can be mounted separately. Shaft washers have a ground bore to enable an interference fit. The bore of the housing washer is turned and always larger than the shaft washer bore.

Features of Thrust ball bearings

Available in 2 designs: single direction and double direction.

Designs are available with spherical aligning seats or aligning seat washers.

High quality steel-ultra clean steel to extend bearing life by up to 80%.

High Grade Balls – Quiet and smooth operation even at high speed.

Optional seating rings take initial misalignment.

Application of Thrust ball bearings

Thrust ball bearings applie to withstand the side of the axial load, lower speed parts , such as crane hooks , vertical pumps, vertical centrifuge , jack, speed reducer and so on . Shaft bearing ring , seat ring and rolling elements are separated , you can dismantle respectively .

Detailed Photos

Our Advantages

Product Application

SHIPPING:

1.Small Order: We can send by DHL, FEDEX, TNT, UPS, EMS. Tracking NO. will be advised after delivery.
2.Big Order:We will arrange delivery by sea.
Noted: Generally, we will delivery the goods within 15 days, so balance payment should be paid before delivery. Meantime, we will take photos and send to you for confirmation when the goods ready.

FAQ

Q: Are you trading company or manufacturer ?

A: We are factory. We have our own brand:HQA .If you interested in our product,I can take you to visit our factory.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Where is your factory located? How can I visit there?
A: Our factory is located in ZheJiang Province,You can take the high-speed rail or plane to visit.

Q: Do you provide samples ? it is free charge?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q:The MOQ is how much?
A: About ordinary standard type of bearing ,We have rich inventory,not have MOQ,if your need a
product is Non-standard size,need customize,we will according the product size to determine the MOQ.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body:	Ball Bearings
The Number of Rows:	Single
Outer Dimension:	Small and Medium-Sized (60-115mm)
Material:	Bearing Steel
Spherical:	Non-Aligning Bearings
Separated:	Separated

Samples:	US$ 0.01/Set 1 Set(Min.Order) \| Request Sample

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

High-Carbon Chrome Steel (AISI 52100):

Stainless Steel (AISI 440C, AISI 304, AISI 316):

Ceramic:

Plastic (Polyamide, PEEK):

Bronze:

Hybrid Bearings:

Specialty Alloys:

Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

ball bearing

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

Size:

The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

Load Capacity:

Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

Precision:

Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

Speed:

Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

Friction and Efficiency:

Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

Applications:

Miniature ball bearings find applications in various industries and sectors:

Electronics and Consumer Devices:

They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

Medical and Dental Equipment:

Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

Robotics and Automation:

Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

Aerospace and Defense:

They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

Optics and Instrumentation:

Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

ball bearing

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China wholesaler Hqa Factory Thrust Ball Bearing 51109 51101 51102 51103 51104 51105 51106 51107 51108 51109 Bearings bearing driver
editor by CX 2024-01-16

China factory High Performance 6222 Deep Groove Ball Bearing for Agricultural Machinery bearing and race

Product Description

Product Name	Deep Groove Ball Bearing
Material	Bearing Steel
Number of Row	Single Row
Noise Level	Z1,Z2,Z3
Vibration	V1,V2,V3
Advantages	High Quality, Competitive Price, High Precision
Application Area	Automotive, machine tools, household appliances, motors, water pumps,agricultural machinery, textile machinery, food industry,combustion engine
Brand	DNT or Customized
Delivery time	3-10 days depends on quantity needed

Features:
The company introduction of the most advanced professional bearing manufacturing equipment, using high-quality steel, excellent manufacturing techniques, and precise testing equipment toprovide customers with most satisfactory bearing products:
1.Low noise: multiple experiments CZPT below 20 decibels.
2.High precision: precision manufacturing processes achieve ultra-high precision.
3.High quality: High temperature and corrosion resistance to ensure bearing performance.
4.High hardness: maintained at 58-65 ° with excellent wear resistance.
5.With optimized internal assembly and high-speed polymer cages, reducing bearing energy consumption.

Product Parameters

All sizes of Deep Groove Ball bearing could be supplied by us.

Deep Groove Ball Bearing 6200 Series
Bearing No.	Shape Dimensions (mm)			Basic Load Rating (KN)		Max Speed (RPM)		Weight(kg)
	Bore	Outer	Width	Dynamic Cr	Static Cor	Grease lubricant	Oil lubricant
	d	D	B
6200 Series
623	3	10	4	0.5	0.2156	38000	48000	0.0015
624	4	13	5	1.15	0.40	36000	45000	0.0032
625	5	16	5	1.88	0.68	32000	40000	0.0048
626	6	19	6	2.8	1.05	28000	36000	0.0075
627	7	22	7	3.28	1.35	26000	34000	0.012
628	8	24	8	3.35	1.40	24000	32000	0.017
629	9	26	8	4.45	1.95	22000	30000	0.019
6200	10	30	9	5.1	2.38	19000	26000	0.571
6201	12	32	10	6.82	3.05	18000	24000	0.034
6202	15	35	11	7.65	3.72	17000	22000	0.043
6203	17	40	12	9.58	4.47	16000	20000	0.062
6204	20	47	14	9.88	6.20	14000	18000	0.102
6205	25	52	15	10.78	6.98	12000	16000	0.120
6206	30	62	16	14.97	10.04	9500	13000	0.190
6207	35	72	17	19.75	13.67	8500	11000	0.270
6208	40	80	18	22.71	15.94	8000	10000	0.370
6209	45	85	19	24.36	17.71	7000	9000	0.380
6210	50	90	20	26.98	19.84	6700	8500	0.450
6211	55	100	21	33.37	25.11	6000	7500	0.603
6212	60	110	22	36.74	27.97	5600	7000	0.789
6213	65	120	23	44.01	34.18	5000	6300	0.990
6214	70	125	24	46.79	37.59	4800	6000	1.084
6215	75	130	25	50.85	41.26	4800	5600	1.171
6216	80	140	26	55.04	45.09	4500	5300	1.448
6217	85	150	28	64.01	53.28	4300	5000	1.803
6218	90	160	30	73.83	60.76	4000	4800	2.172
6219	95	170	32	84.83	70.85	3800	4500	2.620
6220	100	180	34	93.95	79.35	3600	4300	3.189
6221	105	190	36	102.30	89.59	3400	4000	3.782
6222	110	200	38	110.82	100.43	3200	3800	4.421

Company Profile

ZheJiang Dente International Trade Co.,Ltd has taken in this line for more than 20 years. Besides of our own factory, we also cooperate with more than 500 bearing factories to meet market requirements.
Our products include deep groove ball bearings, tapered roller bearings, pillow block bearings, self-aligning ball bearings, spherical roller bearings, cylindrical roller bearings, thrust ball bearings, non-standard bearings of automobiles. Simultaneously we also supply needle roller bearings, stainless steel bearings ,inch series bearings, non-standard bearings, imported bearings of global brand, wheel hub bearings.

Our products include deep groove ball bearing, tapered roller bearing, pillow block bearing, self-aligning ball bearing, spherical roller bearing, cylindrical roller bearing, thrust ball bearing, non-standard bearing of automobiles. Simultaneously we also supply needle roller bearing, stainless steel bearing ,inch series bearing, non-standard bearing, imported bearing of global brand, wheel hub bearing. And we also supply some customized bearing.
The company has strong production capacity to meet large-scale order demands:

Testing equipment
Company testing center is equipped with professional testing equipment,bearings produced by professional and technical personnel to detect bearing greatly enchance the ability to control the technical indicators,to ensure that the pass rate of products manufactured to meet customer demand.

DNT bearing products used have undergone multiple rigorous technical screening, testing, and release to ensure that the performance of each product matches the precision of the unit and device. The factory has complete testing equipment, ensuring safety and quality that you can rest assured!

Rolling bearings are precision components, and no matter how high-performance bearings are used, if not used properly, they will not achieve the expected high performance. The following are the precautions for using bearings:

1.Maintain cleanliness of bearings and their working environment.
2.Reduce strong impact on bearings.Do not allow strong stamping, do not directly strike the bearing with a hammer, and do not transfer pressure through rolling elements
3.Use appropriate operating tools.
4.High precision bearings are recommended for hot installation.When taking bearings by hand, it is important to thoroughly wash away any injured sweat, especially rust prevention during the rainy season and summer

FAQ

1.Is the company a production factory or a trading company?

ZheJiang Dente International Trade Co.,Ltd is a manufacturing enterprise focusing on bearings and integrating research, production and sales.

2.How many the MOQ of your company?

Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.

3.Does the company accept OEM or customized bearings?
In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.

4.What are the company’s delivery terms?
We can accept EXW,FOB,CFR,CIF,etc. You can choose the 1 which is the most convenient cost effective for you.
5.What is your delivery time?
Most orders will be shipped within 7-15 days of payment being received.

Any problems, pls feel free to contact us.100% after-sales service!

We can supply high-quality bearing products with competitive price and the shortest delivery time if you choose us!

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle:	0
Aligning:	Non-Aligning Bearing
Separated:	Unseparated

Samples:	US$ 1/Piece 1 Piece(Min.Order) \| Order Sample Chrome steel

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

ball bearing

What are the Challenges Associated with Noise Reduction in Ball Bearings?

Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

Vibration:

Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

Bearing Type and Design:

The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

Lubrication:

Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

Material and Manufacturing Quality:

The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Reduced Friction:

Efficient Load Support:

Smooth Rotation:

High-Speed Capability:

Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

Energy Efficiency:

Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

China factory High Performance 6222 Deep Groove Ball Bearing for Agricultural Machinery bearing and race
editor by CX 2024-01-16

China factory Original CZPT Made in Japan 6312 Zz 2RS Deep Groove Ball Bearing with Good quality

Product Description

Product Parameters

Product Description

Model	d mm	D mm	H mm	W kg	Dynamic	Static
6300	10	35	11	0.053	8200	8200
6301	12	37	12	0.06	9750	9700
6302	15	42	13	0.082	11400	11400
6303	17	47	14	0.115	13600	13600
6304	20	52	15	0.142	15900	15900
6305	25	62	17	0.232	23600	20600
6306	30	72	19	0.346	26700	26700
6307	35	80	21	0.457	33500	33500
6308	40	90	23	0.639	40700	40500
6309	45	100	25	0.837	53000	53000
6310	50	110	27	1.082	62000	62000
6311	55	120	29	1.367	71600	71500
6312	60	130	31	1.71	82000	82000
6313	65	40	33	2.1	92700	92500
6314	70	150	35	2.55	104000	104000
6315	75	160	37	3.05	113000	113000
6316	80	170	39	3.61	123000	123000
6317	85	180	41	4.284	133000	97000
6318	90	190	43	4.97	143000	107000
6319	95	200	45	5.74	153000	119000
6320	100	215	47	7.09	173000	141000
6321	105	225	49	8.05	184000	154000
6322	105	240	50	9.53	205000	180000
6324	120	260	55	12.2	208000	186000
6326	130	280	58	14.77	229000	214000
6328	140	300	62	18.33	253000	246000
6330	150	320	65	21.87	275000	284000

The basic deep groove ball bearing consists of an outer ring, an inner ring, a set of steel balls and a set of cages. There are 2 types of deep groove ball bearings: single row and double row. The deep groove ball structure is also divided into 2 types: sealed and open. The open type means that the bearing does not have a sealed structure. The sealed deep groove ball is divided into dust-proof seal and oil-proof. seal. The material of the dust-proof sealing cover is stamped steel plate, which only serves to prevent dust from entering the bearing raceway. The oil-proof type is a contact oil seal, which can effectively prevent the grease in the bearing from overflowing.

Single row deep groove ball bearing type code is 6, double row deep groove ball bearing code is 4. It has a simple structure and is easy to use, and is the most commonly produced and widely used type of bearing.

Product Display

REBBER COVER SEAL

It can prevent the intrusion of any foreign matter and has a strong dust-proof effect. It is recommended for use in harsh environments.

IRON COVER SEAL

Compared with rubber seals, the speed is higher and the dust-proof effect is good. It is recommended when there is dust and no liquid impurities.

OPEN WITHOUT SEAL

The rotation speed is higher than the other 2 types, and the rolling resistance is low.

Company Profile

ZheJiang Ponchi New Energy Technology Co., Ltd. is establised in2571, The company is mainly committed to the promotion and sales of world-famous bearing brands.Over the years it has established good cooperative relations with many companies,with a wide range of products lt is used in machinery, mining,steel.electric paper, automobile and other fields.With reasonable commodity price,fast logistics delivery,high-quality service, and strong technical force, the company has won the support and trustof customers and truly achieved a CZPT situation between the company and customers.”Customer’s requirement is our pursuit” the company will always adhere to the new concept of people-oriented, customer service, keeping pace with the times, development and innovation”.

Customer feedback

Certifications

Main Applications of deep groove ball bearing:Automobile: rear-wheel, variator, electric installation part Electric: general-purpose motor, household appliances
Others: meter,internal combustion engine, architecture machinery railway vehicles, transportation andhandling machinery, agriculturalmachinery and machinery of various industries.

FAQ

1. Who are we?
We are based in ZheJiang , China, start from 2019,sell to South America(30.00%),Mid East(25.00%),North
America(20.00%),Africa(15.00%),Southeast Asia(10.00%). There are total about 1000+ people in our office.

2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.What can you buy from us?
bearing,ball bearing,Roller bearing,Deep groove ball bearing,Tapered roller bearing

4. Why should you buy from us not from other suppliers?
We have more than 20 years of production experience, we have enough inventory to provide you with a full range of bearings, we
have efficient delivery speed, and can provide you with the packaging you need

5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Warranty:	One Year
Delivery:	3~7 Days
Origin of Country:	Japan
Sample:	Available
Certificate:	ISO9001
Price:	Factory Price

Samples:	US$ 2.2/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Lubrication:

Material Properties:

Clearance Changes:

Corrosion and Contamination:

Thermal Stress:

Noise and Vibration:

Lubricant Degradation:

Seal Effectiveness:

Choosing Appropriate Bearings:

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Reduced Friction:

Efficient Load Support:

Smooth Rotation:

High-Speed Capability:

Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

Energy Efficiency:

Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

China factory Original CZPT Made in Japan 6312 Zz 2RS Deep Groove Ball Bearing with Good quality
editor by CX 2024-01-15

China Good quality 6201 Deep Groove Ball Bearing for Motorcycle ball bearing

Product Description

Rows Number	Single	Load Direction	Radial Bearing
Material	Bearing Steel	Precision Rating	PO P6 P5 P4 P2
Clearance	CO C1 C2 C3 C4	Lubrication	Oil Lubrication
OEM	Available	Hardness	59-63HRC
Feature	High Speed,Long Life	Transport Package	Single Box
Specification	standard	Trademark	Packing
Production Capacity	1500,000 Pieces/Year

The outer spherical ball bearing is actually a variant of the deep groove ball bearing. Its characteristic is that its outer ring outer diameter surface is a spherical surface, which can be fitted into the corresponding concave spherical surface of the bearing seat to play the role of centering. The outer spherical bearing is mainly used to bear the combined radial and axial load based on the radial load, and it is generally not suitable to bear the axial load alone.

UC200 series
Bearing type	Dimensions(mm)								Weight(KG)	basic load capacity(KN)		Limt speed(r/min)
Bearing type	d	D	B	C	S	G	H	ds		dynamic	static
UC201	12	40	27.4	14	11.5	4.5	4	M*0.75	0.12	7.36	4.48	4000
UC202	15	40	27.4	14	11.5	4.5	4	M*0.75	0.11	7.36	4.48	4000
UC203	17	40	27.4	14	11.5	4.5	4	M*0.75	0.1	7.36	4.48	4000
UC204	20	47	31	17	12.7	4.7	4.5	M6*1.0	0.16	9.88	6.2	4000
UC205	25	52	34.1	17	14.3	5.5	4.7	M6*1.0	0.19	10.78	6.98	3400
UC206	30	62	38.1	19	15.9	6	4.5	M6*1.0	0.31	14.97	10.04	2800
UC207	35	72	42.9	20	17.5	6.5	5.1	M8*1.0	0.48	19.75	13.67	2400
UC208	40	80	49.2	21	19	8	5.8	M8*1.0	0.62	22.71	15.94	2200
UC209	45	85	49.2	22	19	8	6.2	M8*1.0	0.67	24.36	17.71	1900
UC210	50	90	51.6	23	19	9	6.5	M10*1.0	0.78	26.98	19.84	1800
UC211	55	100	55.6	25	22.2	9	7.3	M10*1.0	1.03	33.37	25.11	1600
UC212	60	110	65.1	27	25.4	11	7.7	M10*1.0	1.45	36.74	27.97	1500
UC213	65	120	65.1	28	25.4	12	8.3	M10*1.0	1.71	44.01	34.18	1400
UC214	70	125	74.6	30	30.2	12	8.7	M12*1.25	2.06	46.79	37.59	1300
UC215	75	130	77.8	30	33.3	12	9.2	M12*1.25	2.22	50.85	41.26	1200
UC216	80	140	82.6	33	33.3	14	9.6	M12*1.25	2.8	55.04	45.09	1100
UC217	85	150	85.7	36	34.1	14	10.5	M12*1.25	3.48	64.01	53.28	1000
UC218	90	160	96	37	39.7	14	11.1	M12*1.25	4.3	73.83	60.76	950

UC 300series
Bearing type	Dimensions(mm)								Weight(KG)	basic load capacity(KN)		Limt speed(r/min)
Bearing type	d	D	B	C	S	G	H	ds		dynamic	static
UC305	25	62	38	21	15	6	6.1	M6*1	0.35	17.22	11.39	2800
UC306	30	72	43	23	17	6	6.7	M8*1	0.56	20.77	14.17	2600
UC307	35	80	48	25	19	8	7.4	M8*1	0.71	25.66	17.92	2200
UC308	40	90	52	27	22	10	8.2	M10*1	0.96	31.35	22.38	2000
UC309	45	100	57	30	22	10	9	M10*1	1.28	40.66	30	1800
UC310	50	110	61	32	25	12	10	M12*1.25	1.65	47.58	35.71	1700
UC311	55	120	66	34	26	12	10.7	M12*1.25	1.9	55.05	41.91	1400
UC312	60	130	71	36	30	12	11.5	M12*1.25	2.6	62.88	48.6	1300
UC313	65	140	75	38	33	12	12.2	M12*1.25	3.15	72.21	56.68	1200
UC314	70	150	78	40	33	14	13	M12*1.25	3.83	80.1	63.48	1100
UC315	75	160	82	42	33	14	13.8	M14*1.5	4.59	87.25	71.68	1000
UC316	80	170	86	44	34	14	14.5	M16*1.5	5.3	94.57	80.35	1000
UC317	85	180	96	46	40	16	15	M16*1.5	6.58	102.25	89.52	9050
UC318	90	190	96	48	40	16	15.9	M16*1.5	7.5	110.81	100.76	900
UC319	95	200	103	50	41	16	16.7	M16*1.5	8.7	120.51	113.75	850
UC320	100	215	108	54	42	18	18	M16*1.5	10.8	133.06	131.18	800

Deep groove ball bearing
Bearing type	Dimensions(mm)			Weight(kg)
Bearing type	Inner diameter	Outer diameter	breadth	Weight(kg)
16001	12	28	7	0.019
16002	15	32	8	0.571
16003	17	35	8	0.033
16004	20	42	8	0.048
16005	25	47	8	0.059
16006	30	55	9	0.087
16007	35	62	99	0.107
16008	40	68	10	0.13
16009	45	75	10	0.167
16571	50	80	11	0.175
16011	55	90	11	0.257
16012	60	95	11	0.281
16013	65	100	13	0.3
16014	70	110	13	0.437
16015	75	115	14	0.463
16016	80	125	14	0.621
16017	85	130	16	0.652
16018	90	140	16	0.87
16019	95	145	16	0.904
Bearing type	Dimensions(mm)			Weight(kg)
Bearing type	Inner diameter	Outer diameter	breadth	Weight(kg)
16571	100	150	8	0.945
6000	10	26	8	0.018
6001	12	28	9	0.571
6002	15	32	10	0.031
6003	17	35	12	0.041
6004	20	42	12	0.068
6005	25	47	13	0.079
6006	30	55	14	0.116
6007	35	62	15	0.151
6008	40	68	16	0.19
6009	45	75	16	0.241
6571	50	80	18	0.261
6011	55	90	18	0.381
6012	60	95	18	0.412
6013	65	100	20	0.439
6014	70	110	20	0.608
6015	75	115	22	0.649
6016	80	125	22	0.872
6017	85	130	24	0.918
6018	90	140	24	1.19

More series of deep groove ball bearing
6300 series deep groove ball bearing
6220 series deep groove ball bearing

Production Line

HangZhou Siruibo Bearing Technology Co., Ltd. is a company mainly engaged in manufacturing and selling outer spherical bearings. The registered capital is Five million.

Since its establishment 20 years ago, the company is committed to Mounted Bearing Unit (maintenance-free bearings, engraving machine bearings, holding machine shaft Bearing, no-tillage machine bearing, fan bearing, high temperature bearing, zinc alloy bearing, food grade bearing unit) research and development. With the most complete varieties and best advanced manufacturing technology in production of Mounted Bearing Unit, to be a reliable enterprises, we welcome your cooperation. Currently, our company produce 10 series of more than 260 varieties of outer spherical bearings and 13 different structural categories of outer spherical bearing special seats, all adopted International standard design and manufacturing. Registered trademark “FOS” .

Through the efforts and unremitting pursuit of all employees of the company, all products accepted by international standards. Over the years of Expansion and technical transformation, we developed into a Mounted Bearing Unit with large scale of professional manufacturers, for the bearing industry in China, has made a contribution to the development of Bearing.

HangZhou Siruibo Bearing Technology Co., Ltd. has a production capacity of 1 million sets/year, with an annual output value of 30 million yuan. We produce 30 varieties monthly , with 45-60 days lead time.

The company has a perfect material and product quality inspection equipment, according to the strict scientific Quality assurance system, to prove satisfactory to our customers. Our products widely used in agricultural Industry machinery, textile machinery and light industry, chemical industry, metallurgy, printing, food, transportation, coal, packaging and other industries and the introduction of machinery .Our products have exported to Europe, America and many countries and regions in South east Asia.

Exhibitions

About us:
We are 1 manufactuer of bearing for more than 20 years.
Give us a chance, we will cooperate with our passion.
Our professional, reliable, experienced products and service can meet your request.
Why choose us?

SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.

CUSTOMIZED
The customized LOGO or drawing is acceptable for us.

MOQ
1. MOQ: 10 PCS mix different standard bearings.
2. MOQ: 3000 PCS customized your brand bearings.

SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email, thanks!
We have all kinds of bearings, just tell me your item number and quantity, best price will be offered to you soon
The material of the bearings, precision rating, seals type, OEM service, etc, all of them we can make according to your requirement.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body:	Ball Bearings
The Number of Rows:	Single
Outer Dimension:	Small (28-55mm)
Material:	Bearing Steel
Spherical:	Non-Aligning Bearings
Load Direction:	Radial Bearing

Samples:	US$ 1/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Automotive Industry:

Aerospace Industry:

Industrial Machinery:

Medical Equipment:

Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

Renewable Energy:

Marine and Shipbuilding:

Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

ball bearing

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

ball bearing

What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

Load Type and Magnitude:

Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

Speed and Operating Conditions:

Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

Accuracy and Precision:

For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

Space Limitations:

If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

Thrust and Radial Loads:

Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

Alignment and Misalignment:

If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

Mounting and Installation:

Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

Lubrication and Maintenance:

Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

Environmental Conditions:

Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

Bearing Material:

Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

Bearing Arrangement:

Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

China Good quality 6201 Deep Groove Ball Bearing for Motorcycle ball bearing
editor by CX 2024-01-15

China Standard CZPT CZPT Rolamento Bearings 6201 6202 6204 6206 6208 6210 6211 6212 6213 6214 6215 6216 6217 6218 6219 6220 Zz 2RS DDU Deep Groove Ball Bearing bearing and race

Product Description

NSK CZPT Rolamento Bearings ZZ 2RS DDU Deep Groove Ball Bearing
are the most widely used bearing type and are particularly versatile. They have low friction and are optimized for
low noise and low vibration which enables high rotational speeds. They accommodate radial and axial loads in both directions,
are easy to mount, and require less maintenance than other bearing types.

Product name	Deep groove ball bearings
Material	Bearing Steel
Standard	DIN GB ISO JIS
Bearing Package	Barreled, bagged, boxed, palletized or as customers’ requirement.
Service	OEM service provided
Delivery time	3-10 days depends on quantity needed

Detailed Photos

Product Parameters

6000 series deep groove ball bearings
Bearing No.	Boundary Dimensions(mm)			Basic Load Rating(N)		Weight(KG)
Bearing No.	d	D	B	Cr	Cor	Weight(KG)
604	4	12	4	960	350	0.571
605	5	14	5	1070	420	0.0037
606	6	17	6	1960	730	0.0069
607	7	19	6	2800	1060	0.0082
608	8	22	7	3290	1360	0.0129
609	9	24	7	3330	1410	0.016
6000	10	26	8	4160	1780	0.019
6001	12	28	8	5110	2380	0.571
6002	15	32	9	5590	2840	0.03
6003	17	35	10	6000	3250	0.039
6004	20	42	12	9390	5571	0.069
6005	25	47	12	10060	5860	0.08
6006	30	55	13	11900	7460	0.12
6007	35	62	14	16210	10420	0.16
6008	40	68	15	17030	11700	0.19
6009	45	75	16	21080	14780	0.25
6571	50	80	16	22000	16260	0.26
6011	55	90	18	31500	18400	0.39
6012	60	95	18	30000	23000	0.42
6013	65	100	18	32000	25000	0.44
6014	70	110	20	38000	31000	0.6
6015	75	115	20	38000	31000	0.64
6016	80	125	22	47500	40000	0.85
6017	85	130	22	47500	40000	0.89
6018	90	140	24	63800	59000	1.15
6019	95	145	24	66700	62300	1.2
6571	100	150	24	72500	70000	1.25
6200 Series Miniature Deep Groove Ball Bearing
Bearing No.	Boundary Dimensions(mm)			Basic Load Rating(N)		Weight(KG)
Bearing No.	d	D	B	Cr	Cor	Weight(KG)
624	4	13	5	1150	400	0.0032
625	5	16	5	1880	680	0.0051
626	6	19	6	2800	1060	0.
627	7	22	7	3290	1360	0.0131
628	8	24	8	3330	1410	0.017
629	9	26	8	4160	1780	0.0191
6200	10	30	9	5110	2380	0.032
6201	12	32	10	6180	3060	0.037
6202	15	35	11	7450	3700	0.045
6203	17	40	12	9560	4780	0.065
6204	20	47	14	12840	6650	0.11
6205	25	52	15	14571	7930	0.13
6206	30	62	16	19460	11310	0.2
6207	35	72	17	25670	15300	0.29
6208	40	80	18	29520	181400	0.37
6209	45	85	19	32500	20400	0.41
6210	50	90	20	35000	32300	0.46
6211	55	100	21	43500	29200	0.61
6212	60	110	22	52500	36000	0.78
6213	65	120	23	57200	45710	0.99
6214	70	125	24	62000	44000	1.05
6215	75	130	25	66000	49500	1.2
6216	80	140	26	72500	53000	1.4
6217	85	150	28	83500	64000	1.8
6218	90	160	30	96000	71500	2.15
6219	95	170	32	109000	82000	2.6
6220	100	180	34	122000	93000	3.15

Packaging & Shipping

Company Profile

Our Advantages

Our Advantages:
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.

SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to
pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.

CUSTOMIZED
The customized LOGO or drawing is acceptable for us.

MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.

FAQ

1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales,
most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 7-15 days of payment being received.
3.Does your company have quality assurance?
Yes, for 1 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by
customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible and provide the detailed information you need.
Please feel free to contact us, if you have any other question

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle:	0
Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Bearing Steel

Samples:	US$ 10/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

High-Carbon Chrome Steel (AISI 52100):

Stainless Steel (AISI 440C, AISI 304, AISI 316):

Ceramic:

Plastic (Polyamide, PEEK):

Bronze:

Hybrid Bearings:

Specialty Alloys:

Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

ball bearing

Are there any Industry Standards or Certifications that Ball Bearings should Meet?

Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:

ISO Standards:

The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.

ABEC (Annular Bearing Engineering Committee) Ratings:

ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.

DIN Standards:

The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.

JIS (Japanese Industrial Standards):

JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.

ASTM (American Society for Testing and Materials) Standards:

ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

CE Marking:

CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.

Industry-Specific Standards:

Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.

Quality Management Systems:

Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.

When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

ball bearing

What is a Ball Bearing and How does it Function in Various Applications?

A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

Reduction of Friction:

Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

Radial and Axial Load Support:

Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

Smooth Rotational Movement:

Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

Applications in Machinery:

Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

Automotive Industry:

Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

Industrial Machinery:

In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

High-Speed Applications:

Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

Precision Instruments:

For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

Variety of Sizes and Types:

Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

China Standard CZPT CZPT Rolamento Bearings 6201 6202 6204 6206 6208 6210 6211 6212 6213 6214 6215 6216 6217 6218 6219 6220 Zz 2RS DDU Deep Groove Ball Bearing bearing and race
editor by CX 2024-01-11

China manufacturer High Rpm Cheap Factory Direct Selling Inch Size Auto Parts High Quality Long Life Deep Groove Ball Bearing 6006-2RS 6903 6904 6905 6906 6907 6908 supplier

Product Description

Packaging & Shipping

Company Profile

Our Advantages

FAQ

Basic Info.

Rows Number	Single	Load Direction	Radial Bearing
Material	Bearing Steel	Precision Rating	PO P6 P5 P4 P2
Clearance	CO C1 C2 C3 C4	Lubrication	Oil Lubrication
OEM	Available	Hardness	59-63HRC
Feature	High Speed,Long Life	Transport Package	Single Box
Specification	standard	Trademark	Packing
Production Capacity	1500,000 Pieces/Year

Product Decription

UC200 series
Bearing type	Dimensions(mm)								Weight(KG)	basic load capacity(KN)		Limt speed(r/min)
Bearing type	d	D	B	C	S	G	H	ds		dynamic	static
UC201	12	40	27.4	14	11.5	4.5	4	M*0.75	0.12	7.36	4.48	4000
UC202	15	40	27.4	14	11.5	4.5	4	M*0.75	0.11	7.36	4.48	4000
UC203	17	40	27.4	14	11.5	4.5	4	M*0.75	0.1	7.36	4.48	4000
UC204	20	47	31	17	12.7	4.7	4.5	M6*1.0	0.16	9.88	6.2	4000
UC205	25	52	34.1	17	14.3	5.5	4.7	M6*1.0	0.19	10.78	6.98	3400
UC206	30	62	38.1	19	15.9	6	4.5	M6*1.0	0.31	14.97	10.04	2800
UC207	35	72	42.9	20	17.5	6.5	5.1	M8*1.0	0.48	19.75	13.67	2400
UC208	40	80	49.2	21	19	8	5.8	M8*1.0	0.62	22.71	15.94	2200
UC209	45	85	49.2	22	19	8	6.2	M8*1.0	0.67	24.36	17.71	1900
UC210	50	90	51.6	23	19	9	6.5	M10*1.0	0.78	26.98	19.84	1800
UC211	55	100	55.6	25	22.2	9	7.3	M10*1.0	1.03	33.37	25.11	1600
UC212	60	110	65.1	27	25.4	11	7.7	M10*1.0	1.45	36.74	27.97	1500
UC213	65	120	65.1	28	25.4	12	8.3	M10*1.0	1.71	44.01	34.18	1400
UC214	70	125	74.6	30	30.2	12	8.7	M12*1.25	2.06	46.79	37.59	1300
UC215	75	130	77.8	30	33.3	12	9.2	M12*1.25	2.22	50.85	41.26	1200
UC216	80	140	82.6	33	33.3	14	9.6	M12*1.25	2.8	55.04	45.09	1100
UC217	85	150	85.7	36	34.1	14	10.5	M12*1.25	3.48	64.01	53.28	1000
UC218	90	160	96	37	39.7	14	11.1	M12*1.25	4.3	73.83	60.76	950

UC 300series
Bearing type	Dimensions(mm)								Weight(KG)	basic load capacity(KN)		Limt speed(r/min)
Bearing type	d	D	B	C	S	G	H	ds		dynamic	static
UC305	25	62	38	21	15	6	6.1	M6*1	0.35	17.22	11.39	2800
UC306	30	72	43	23	17	6	6.7	M8*1	0.56	20.77	14.17	2600
UC307	35	80	48	25	19	8	7.4	M8*1	0.71	25.66	17.92	2200
UC308	40	90	52	27	22	10	8.2	M10*1	0.96	31.35	22.38	2000
UC309	45	100	57	30	22	10	9	M10*1	1.28	40.66	30	1800
UC310	50	110	61	32	25	12	10	M12*1.25	1.65	47.58	35.71	1700
UC311	55	120	66	34	26	12	10.7	M12*1.25	1.9	55.05	41.91	1400
UC312	60	130	71	36	30	12	11.5	M12*1.25	2.6	62.88	48.6	1300
UC313	65	140	75	38	33	12	12.2	M12*1.25	3.15	72.21	56.68	1200
UC314	70	150	78	40	33	14	13	M12*1.25	3.83	80.1	63.48	1100
UC315	75	160	82	42	33	14	13.8	M14*1.5	4.59	87.25	71.68	1000
UC316	80	170	86	44	34	14	14.5	M16*1.5	5.3	94.57	80.35	1000
UC317	85	180	96	46	40	16	15	M16*1.5	6.58	102.25	89.52	9050
UC318	90	190	96	48	40	16	15.9	M16*1.5	7.5	110.81	100.76	900
UC319	95	200	103	50	41	16	16.7	M16*1.5	8.7	120.51	113.75	850
UC320	100	215	108	54	42	18	18	M16*1.5	10.8	133.06	131.18	800

Deep groove ball bearing
Bearing type	Dimensions(mm)			Weight(kg)
Bearing type	Inner diameter	Outer diameter	breadth	Weight(kg)
16001	12	28	7	0.019
16002	15	32	8	0.571
16003	17	35	8	0.033
16004	20	42	8	0.048
16005	25	47	8	0.059
16006	30	55	9	0.087
16007	35	62	99	0.107
16008	40	68	10	0.13
16009	45	75	10	0.167
16571	50	80	11	0.175
16011	55	90	11	0.257
16012	60	95	11	0.281
16013	65	100	13	0.3
16014	70	110	13	0.437
16015	75	115	14	0.463
16016	80	125	14	0.621
16017	85	130	16	0.652
16018	90	140	16	0.87
16019	95	145	16	0.904
Bearing type	Dimensions(mm)			Weight(kg)
Bearing type	Inner diameter	Outer diameter	breadth	Weight(kg)
16571	100	150	8	0.945
6000	10	26	8	0.018
6001	12	28	9	0.571
6002	15	32	10	0.031
6003	17	35	12	0.041
6004	20	42	12	0.068
6005	25	47	13	0.079
6006	30	55	14	0.116
6007	35	62	15	0.151
6008	40	68	16	0.19
6009	45	75	16	0.241
6571	50	80	18	0.261
6011	55	90	18	0.381
6012	60	95	18	0.412
6013	65	100	20	0.439
6014	70	110	20	0.608
6015	75	115	22	0.649
6016	80	125	22	0.872
6017	85	130	24	0.918
6018	90	140	24	1.19

More series of deep groove ball bearing
6300 series deep groove ball bearing
6220 series deep groove ball bearing

Production Process
Production Process

Inspection
Our Advantage

Package and shipment

Company Profile

HangZhou Siruibo Bearing Technology Co., Ltd. is a company mainly engaged in manufacturing and selling outer spherical bearings. The registered capital is Five million.

Exhibitions

CUSTOMIZED
The customized LOGO or drawing is acceptable for us.

MOQ
1. MOQ: 10 PCS mix different standard bearings.
2. MOQ: 3000 PCS customized your brand bearings.

SUPPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email, thanks!
We have all kinds of bearings, just tell me your item number and quantity, best price will be offered to you soon
The material of the bearings, precision rating, seals type, OEM service, etc, all of them we can make according to your requirement.
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Rolling Body:	Ball Bearings
The Number of Rows:	Single
Outer Dimension:	Small (28-55mm)
Material:	Bearing Steel
Spherical:	Non-Aligning Bearings
Load Direction:	Radial Bearing

Samples:	US$ 1/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

High-Carbon Chrome Steel (AISI 52100):

Stainless Steel (AISI 440C, AISI 304, AISI 316):

Ceramic:

Plastic (Polyamide, PEEK):

Bronze:

Hybrid Bearings:

Specialty Alloys:

Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Material Composition:

Ceramic Ball Bearings:

Traditional Steel Ball Bearings:

Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

Speed and Precision:

Ceramic Ball Bearings:

Traditional Steel Ball Bearings:

Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China manufacturer High Rpm Cheap Factory Direct Selling Inch Size Auto Parts High Quality Long Life Deep Groove Ball Bearing 6006-2RS 6903 6904 6905 6906 6907 6908 supplier
editor by CX 2024-01-11

China best CZPT CZPT Ball and Roller Bearing Lm11749/10 Tapered Roller Bearings wheel bearing

Product Description

Timken CZPT Ball and Tapered Roller Bearing Factory Lm11749/10 Inch Taper Roller Bearing

NO 1. our adwantages:

1. 14 years bearing products manufacturing and 4 years exporting experiences.
2. OEM order and non-standard bearing order can be accepted.
3. Our main bearing products include Deep groove ball bearings, tapered roller bearings, cylindrical rollerbearings, spherical ball bearings, spherical roller bearings, single row angular contact bearings, double row angular contact bearings, needle roller bearings, thrust ball bearings, spherical plain bearings, spherical bearings, automotive bearings pump bearings, and many nonstandard bearings are also in our product range.
4. Sample available

NO 2. Description: Inch Tapered Roller bearing

1. Inch Taper roller bearing mainly bear radial primarily diameter, the axial load. Bearing capacity depends on the Angle of the outer ring raceway, the greater the Angle, the greater the carrying capacity.

2. Inch Taper roller bearing type belongs to the separation bearing, , according to the bearing the number of columns of the scroll body can be divided into single row, double row and 4 row circular cone roller bearings.
3. Single row inch taper roller bearing clearance to users in the installation adjustment; Double row and four row circular cone roller bearings clearance has according to user requirements for a given when the products leave the factory, not the user.
4.Tapered roller bearing are widely used in car: front-wheel, rear wheel, transmission, differential pinion shaft. Machine tool spindles, construction machinery, largescale agricultural machinery, railway vehicles, gear reduction, the rolling mill roll neck and deceleration devices
5. Equipment, instrument, building machinery, rolling stock agricultural machinery and various specialized machineries.

NO 3. OEM all brand bearing

1. deep groove ball bearing 6000,6200,6300,6400,61800,61900,Z,RS,ZZ,2RS

2. spherical roller bearing 22200,22300,23000,24000,23100,24100,CA,CC,E,W33

3. cylindrical roller bearing N,NU,NJ,NN,NUP,E,ECP,ECM,ECJ

4. taper roller bearing 35710,30300,32200,32300,31300,32000

5. Aligning ball bearing 1200,1300,2200,2300,

6. needle roller bearing NA,NAV,NK,NKI,RNA,NK,RNAV,ZKLF,ZKLN,ZARF,ZARN

7. thrust ball bearing 51100,51200,51300,51400,E,M

8. angular contact ball bearing7000,7100,7200,7300,AC,BECBM,C

9. spherical plain bearing GE,GEG,GEEW,U,UC,UG,GX,GAC,SA,SABP

10.Wheel hub bearing /ceramic bearing/plastic bearing/lazy susan bearing

NO 4. Tapered Roller Bearing Specification:

Seals Types	OPEN
Vibration Level	Z1V1,Z2V2,Z3V3
Clearance	C2,C0,C3,C4,C5
Tolerance Codes	ABEC-1,ABEC-3,ABEC-5
Materral	GCr15-China/AISI52100-USA/Din100Cr6-Germany
MOQ	1Set at least
Delivery Time	5-15 days after contract
Payment Terms	TT/PAPAL/WESTERN UNION
Package	Tube package+outer carton+pallets; Single box+outer carton+pallets; Tube packge+middle box+outer carton+pallets; According to your requirement

NO 5. Tapered Roller Bearing Models:

(mm)									Cr(N)	Cor(N)	(rpm)		(mm) a	e			(kg)
d	D	T	B	C	r1 (min)	r2 (min)	Cone	Cup			da (min)	db (max)	Cone	Cup	Cone	Cup
15.875	34.988	10.998	10.998	8.712	1.3	1.3	L21549	L21511	13800	13400	11000	15000	3.3	0.32	1.9	1	0.033	0.019	L21549	L21511
15.875	42.862	14.288	14.288	9.525	1.5	1.5	11590	11520	17800	17800	8500	12000	1.1	0.7	0.85	0.47	0.06	0.04	11590	11520
15.875	42.863	14.288	14.288	9.525	1.6	1.6	H-11590	H-11520	17800	17700	8600	12000	1.2	0.7	0.85	0.47	0.06	0.041	H-11590	H-11520
16.993	39.992	12.014	11.153	9.525	0.8	1.3	A6067	A6157	14900	15700	10000	14000	1.5	0.53	1.1	0.63	0.04	0.032	A6067	A6157
17.462	39.878	13.843	14.605	10.668	1.3	1.3	LM11749	LM11710	23400	23000	10000	13000	5.2	0.29	2.1	1.2	0.055	0.026	LM11749	LM11710
17.463	39.878	13.843	14.605	10.668	1.2	1.2	H-LM11749	H-LM11710	25400	26000	8800	12000	5.1	0.29	2.1	1.15	0.058	0.571	H-LM11749	H-LM11710
19.05	39.992	12.014	11.153	9.525	1	1.3	A6075	A6157	14900	15700	10000	14000	1.5	0.53	1.1	0.63	0.037	0.032	A6075	A6157
19.05	45.237	15.494	16.637	12.065	1.2	1.2	H-LM11949	H-LM11910	29400	35710	7800	11000	5.5	0.3	2	1.1	0.081	0.044	H-LM11949	H-LM11910
19.05	45.237	15.494	16.637	12.065	1.3	1.3	LM11949	LM11910	29900	30500	9000	12000	5.6	0.3	2	1.1	0.08	0.045	LM11949	LM11910
19.05	47	14.381	14.381	11.112	1.3	1.3	05075	5715	24900	25400	8500	11000	3.9	0.36	1.7	0.92	0.074	0.046	05075	5715
19.05	49.225	18.034	19.05	14.288	1.2	1.2	H- 0571 7	H-5715	37700	37700	7500	10000	7.4	0.27	2.26	1.24	0.116	0.066	H- 0571 7	H-5715
19.05	49.225	18.034	19.05	14.288	1.3	1.3	0571 7	5715	37500	37500	8500	11000	9.1	0.27	2.3	1.2	0.11	0.065	0571 7	5715
19.05	49.225	21.209	19.05	17.463	1.3	1.5	0571 7	5716	37500	37500	8500	11000	7.3	0.27	2.3	1.2	0.11	0.085	0571 7	5716
19.05	49.225	21.209	19.05	17.463	1.3	3.5	0571 7	5714	37500	37500	8500	11000	7.3	0.27	2.3	1.2	0.11	0.081	0571 7	5714
19.05	49.225	19.845	21.539	14.288	1.3	1.3	09078	5715	37500	37500	8500	11000	9.1	0.27	2.3	1.2	0.11	0.065	09078	5715
19.05	49.225	23.02	21.539	17.463	1.3	1.5	09078	5716	37500	37500	8500	11000	7.3	0.27	2.3	1.2	0.11	0.085	09078	5716
19.05	49.225	23.02	21.539	17.463	1.3	3.5	09078	5714	37500	37500	8500	11000	7.3	0.27	2.3	1.2	0.11	0.081	09078	5714
19.05	49.225	19.845	21.539	14.288	1.3	1.3	09074	5715	37500	37500	8500	11000	9.1	0.27	2.3	1.2	0.11	0.065	09074	5715
19.05	49.225	23.02	21.539	17.463	1.3	1.5	09074	5716	37500	37500	8500	11000	7.3	0.27	2.3	1.2	0.11	0.085	09074	5716
19.05	49.225	23.02	21.539	17.463	1.3	3.5	09074	5714	37500	37500	8500	11000	7.3	0.27	2.3	1.2	0.11	0.081	09074	5714
19.987	47	14.381	14.381	11.112	1.5	1.3	05079	5715	24900	25400	8500	11000	3.9	0.36	1.7	0.92	0.07	0.046	05079	5715
20.638	49.225	19.845	19.845	15.875	1.5	1.5	12580	12520	36000	37000	8000	11000	7.1	0.32	1.9	1	0.115	0.066	12580	12520
21.43	50.005	17.526	18.288	13.97	1.17	1.17	H-M12649	H-M12610	39100	40700	7000	10000	6.4	0.28	2.16	1.19	0.112	0.06	H-M12649	H-M12610
21.43	50.005	17.526	18.288	13.97	1.3	1.3	M12649	M12610	37000	37500	8000	11000	6.4	0.28	2.2	1.2	0.11	0.059	M12649	M12610
22	45.237	15.494	16.637	12.065	1.27	1.27	H-LM12749	H-LM12710	35710	34600	7400	10000	5.5	0.31	1.96	1.08	0.078	0.038	H-LM12749	H-LM12710
22	45.237	15.494	16.637	12.065	1.3	1.3	LM12749	LM12710	28700	33000	8500	11000	5.4	0.31	2	1.1	0.079	0.039	LM12749	LM12710
22	45.975	15.494	16.637	12.065	1.27	1.27	H-LM12749	H-LM12711	35710	34600	7400	10000	5.5	0.31	1.96	1.08	0.078	0.043	H-LM12749	H-LM12711
22.225	50.005	13.495	14.26	9.525	1.3	1	07087	5716	26000	27700	7500	10000	2.9	0.4	1.5	0.82	0.095	0.035	07087	5716
22.225	50.005	17.526	18.288	13.97	1.3	1.3	M12648	M12610	37000	37500	8000	11000	6.4	0.28	2.2	1.2	0.107	0.059	M12648	M12610
22.225	51.994	15.011	14.26	12.7	1.3	1.3	07087	07204	26000	27700	7500	10000	4.4	0.4	1.5	0.82	0.094	0.06	07087	07204
22.225	52.388	19.368	20.168	14.288	1.5	1.5	1380	1328	42500	47500	7500	10000	7.6	0.29	2.1	1.1	0.13	0.067	1380	1328
22.225	52.388	19.368	20.168	14.288	1.6	1.6	H-1380	H-1328	36700	37900	6700	9400	7.7	0.29	2.05	1.13	0.131	0.068	H-1380	H-1328
22.225	57.15	22.225	22.225	17.463	0.8	1.6	H-1280	H-1220	52600	55700	6300	8900	7.9	0.35	1.73	0.95	0.188	0.107	H-1280	H-1220
23.812	56.896	19.368	19.837	15.875	0.8	1.3	1779	1729	40500	44000	7100	9500	6.8	0.31	2	1.1	0.143	0.1	1779	1729
24.981	50.005	13.495	14.26	9.525	1.5	1	07098	5716	26000	27700	7500	10000	2.9	0.4	1.5	0.82	0.085	0.035	07098	5716
24.981	51.994	15.011	14.26	12.7	1.5	1.3	07098	07204	26000	27700	7500	10000	2.9	0.4	1.5	0.82	0.085	0.06	07098	07204
25	50.005	13.495	14.26	9.525	1.5	1	07097	5716	26000	27700	7500	10000	2.9	0.4	1.5	0.82	0.096	0.035	07097	5716
25	51.994	15.011	14.26	12.7	1.5	1.3	07097	07204	26000	27700	7500	10000	2.9	0.4	1.5	0.82	0.096	0.06	07097	07204
25.4	50.005	13.495	14.26	9.525	1	1	5710	5716	26000	27700	7500	10000	2.9	0.4	1.5	0.82	0.08	0.035	5710	5716
25.4	50.292	14.224	14.732	10.668	1.2	1.2	H-L44643	H-L44610	31200	37000	6500	9100	3.2	0.37	1.6	0.88	0.092	0.04	H-L44643	H-L44610
25.4	50.292	14.224	14.732	10.668	1.3	1.3	L44643	L44610	28500	34000	7300	10000	3.3	0.37	1.6	0.88	0.085	0.038	L44643	L44610
25.4	51.994	15.011	14.26	12.7	1	1.3	5710	07204	26000	27700	7500	10000	4.4	0.4	1.5	0.82	0.08	0.06	5710	07204
25.4	62	19.05	20.638	14.288	0.8	1.3	15101	15245	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.215	0.08	15101	15245
25.4	62	19.05	20.638	14.288	3.5	1.3	15100	15245	45000	54500	6000	8000	4.3	0.35	1.7	0.94	0.215	0.08	15100	15245
25.4	63.5	20.638	20.638	15.875	0.8	1.3	15101	15250	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.215	0.114	15101	15250
25.4	63.5	20.638	20.638	15.875	0.8	1.5	15101	15250X	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.215	0.114	15101	15250X
25.4	63.5	19.05	20.638	15.875	3.5	1.3	15100	15250	45000	54500	6000	8000	4.3	0.35	1.7	0.94	0.215	0.114	15100	15250
25.4	63.5	20.638	20.638	15.875	3.5	1.5	15100	15250X	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.215	0.114	15100	15250X
25.4	65.088	22.225	21.463	15.875	1.5	1.5	23100	23256	43000	45000	5600	8000	2.2	0.73	0.82	0.45	0.21	0.143	23100	23256
26.988	50.292	14.224	14.732	10.668	3.5	1.3	L44649	L44610	28500	34000	7300	10000	3.3	0.37	1.6	0.88	0.08	0.038	L44649	L44610
26.988	51.15	17.462	17.462	13.495	3.5	1.5	15580	15520	42500	49000	6700	9000	2.8	0.35	1.7	0.94	0.135	0.07	15580	15520
26.988	62	19.05	20.638	14.288	0.8	1.3	15106	15245	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.205	0.08	15106	15245
28.575	57.15	19.845	19.355	15.875	3.6	1.6	H-1988	H-1922	48800	57100	5800	8200	5.9	0.33	1.82	1	0.151	0.077	H-1988	H-1922
28.575	68.263	22.225	22.225	17.463	0.8	1.6	H-57174	H-57120	51000	61100	5000	7000	5.1	0.42	1.44	0.79	0.251	0.153	H-57174	H-57120
28.575	73.571	22.225	22.225	17.462	0.8	3.3	57172	57120	55000	65500	5200	7000	3.8	0.45	1.3	0.73	0.313	0.158	57172	57120
28.575	73.571	22.225	22.225	17.463	0.8	3.2	H-57172	H-57120	55000	65700	4600	6500	3.7	0.45	1.32	0.73	0.317	0.163	H-57172	H-57120
29.985	62	16.002	16.566	14.288	1.5	1.5	17118	17244	35000	36000	6300	8500	3.5	0.38	1.6	0.86	0.137	0.09	17118	17244
30	62	19.05	20.638	14.288	1.3	1.3	15117	15245	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.18	0.08	15117	15245
30	63.5	20.638	20.638	15.875	1.3	1.3	15117	15250	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.18	0.114	15117	15250
30	63.5	20.638	20.638	15.875	1.3	1.5	15117	15250X	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.18	0.114	15117	15250X
30	72.085	22.385	19.202	18.415	0.8	2.4	H-14118	H-14283	46100	55000	4900	6900	4.4	0.38	1.57	0.86	0.238	0.198	H-14118	H-14283
30.162	64.292	21.433	21.433	16.67	1.5	1.5	M86649	M86610	55000	72500	6000	8000	3.3	0.55	1.1	0.6	0.21	0.125	M86649	M86610
30.163	64.292	21.433	21.433	16.67	1.57	1.57	H-M86649	H-M86610	55200	70700	5300	7500	3.4	0.55	1.1	0.6	0.213	0.128	H-M86649	H-M86610
30.213	62	19.05	20.638	14.288	0.8	1.3	15120	15245	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.183	0.08	15120	15245
30.213	62	19.05	20.638	14.288	3.5	1.3	15118	15245	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.178	0.08	15118	15245
30.213	63.5	20.638	20.638	15.875	0.8	1.3	15120	15250X	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.183	0.114	15120	15250X
30.213	63.5	20.638	20.638	15.875	0.8	1.5	15120	15250	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.183	0.114	15120	15250
30.213	63.5	20.638	20.638	15.875	3.5	1.3	15118	15250X	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.178	0.114	15118	15250X
30.213	63.5	20.638	20.638	15.875	3.5	1.5	15118	15250	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.178	0.114	15118	15250
31.75	59.131	15.875	16.764	11.811	999	1.3	LM67048	LM67571	36500	43500	6000	8500	2.9	0.41	1.5	0.8	0.12	0.062	LM67048	LM67571
31.75	61.999	18.161	19.05	14.288	999	1.2	H-15123	H-15245	44600	50700	5400	7500	4.8	0.35	1.71	0.94	0.157	0.082	H-15123	H-15245
31.75	62	18.161	19.05	14.288	999	1.3	15123	15245	43500	51500	6000	8000	5	0.35	1.7	0.94	0.155	0.08	15123	15245
31.75	62	19.05	20.638	14.288	0.8	1.3	15126	15245	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.167	0.08	15126	15245
31.75	62	19.05	20.638	14.288	3.5	1.3	15125	15245	45000	54500	6000	8000	5.8	0.35	1.7	0.94	0.165	0.08	15125	15245
31.75	63.5	20.638	19.05	15.875	999	1.3	15123	15250	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.155	0.114	15123	15250
31.75	63.5	20.638	19.05	15.875	999	1.5	15123	15250X	45000	54500	6000	8000	7.4	0.35	1.7	0.94	0.155	0.114	15123	15250X
31.75	63.5	20.638	20.638	15.875	0.8	1.3	15126	15250	45000	54500	6000	8000	7.3	0.35	1.7	0.94	0.167	0.114	15126	15250
31.75	63.5	20.638	20.638	15.875	0.8	1.5	15126	15250X	45000	54500	6000	8000	7.3	0.35	1.7	0.94	0.167	0.114	15126	15250X
31.75	63.5	20.638	20.638	15.875	3.5	1.3	15125	15250	45000	54500	6000	8000	7.3	0.35	1.7	0.94	0.165	0.114	15125	15250
31.75	63.5	20.638	20.638	15.875	3.5	1.5	15125	15250X	45000	54500	6000	8000	7.3	0.35	1.7	0.94	0.165	0.114	15125	15250X
31.75	66.421	25.4	25.357	20.638	0.8	3.2	H-2580	H-2520	71400	85100	5000	7000	9.4	0.27	2.19	1.21	0.279	0.128	H-2580	H-2520
31.75	68.263	22.225	22.225	17.463	3.6	1.6	H-57175	H-57120	51000	61100	5000	7000	5.1	0.42	1.44	0.79	0.223	0.153	H-57175	H-57120
31.75	69.012	19.845	19.583	15.875	3.5	1.3	14125A	14276	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.22	0.135	14125A	14276
31.75	69.012	19.845	19.583	15.875	3.5	3.3	14125A	14274	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.22	0.13	14125A	14274
31.75	69.85	23.812	25.357	19.05	0.8	1.3	2580	2523	70000	84000	5600	7500	8.6	0.27	2.2	1.2	0.29	0.165	2580	2523
31.75	69.85	23.813	25.357	19.05	0.8	1.2	H-2580	H-2523	71400	85100	5000	7000	9.4	0.27	2.19	1.21	0.282	0.169	H-2580	H-2523
33.338	68.262	22.225	22.225	17.462	0.8	1.5	M88048	M88571	56500	71500	5600	7500	2.8	0.55	1.1	0.6	0.23	0.09	M88048	M88571
33.338	68.263	22.225	22.225	17.463	0.8	1.6	H-M88048	H-M88571	56100	71100	5000	7000	3	0.55	1.1	0.6	0.234	0.147	H-M88048	H-M88571
33.338	69.012	19.845	19.583	15.875	0.8	1.2	H-14131	H-14276	46100	55000	4900	6900	4.4	0.38	1.57	0.86	0.201	0.136	H-14131	H-14276
33.338	69.012	19.845	19.583	15.875	3.5	1.3	14130	14276	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.21	0.135	14130	14276
33.338	69.012	19.845	19.583	15.875	3.5	3.3	14130	14274	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.21	0.13	14130	14274
34.925	65.088	18.034	18.288	13.97	999	1.3	LM48548	LM48510	48500	59000	5600	7500	3.7	0.38	1.6	0.88	0.16	0.085	LM48548	LM48510
34.925	69.012	19.845	19.583	15.875	1.5	1.3	14137A	14276	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.19	0.135	14137A	14276
34.925	69.012	19.845	19.583	15.875	1.5	3.3	14137A	14274	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.19	0.13	14137A	14274
34.925	69.012	19.845	19.583	15.875	3.5	1.3	14138A	14276	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.189	0.135	14138A	14276
34.925	69.012	19.845	19.583	15.875	3.5	3.3	14138A	14274	44500	55000	5500	7500	4.3	0.38	1.6	0.87	0.189	0.13	14138A	14274
34.925	69.012	19.845	19.583	15.875	3.6	1.2	H-14138A	H-14276	46100	55000	4900	6900	4.4	0.38	1.57	0.86	0.185	0.136	H-14138A	H-14276
34.925	72.233	25.4	25.4	19.842	2.4	2.4	H-HM88649	H-HM88610	66900	87400	4700	6600	4.7	0.55	1.1	0.6	0.305	0.189	H-HM88649	H-HM88610
34.925	73.571	23.812	24.608	19.05	1.5	0.8	25877	25821	73000	88500	5200	7100	8.1	0.29	2.1	1.1	0.31	0.165	25877	25821
34.925	73.571	23.813	24.608	19.05	1.6	0.8	H-25877R	H-25821	72200	87300	4600	6500	8.2	0.29	2.07	1.14	0.309	0.167	H-25877R	H-25821
34.925	76.2	29.37	28.575	23.812	1.5	3.3	31594	31520	80000	96000	5000	6800	7.7	0.4	1.5	0.82	0.4	0.23	31594	31520
34.925	76.2	29.37	28.575	23.813	3.6	3.3	H-31593	H-31520	80900	97400	4500	6300	7.8	0.4	1.49	0.82	0.383	0.238	H-31593	H-31520
34.925	80.167	29.37	30.391	23.813	3.6	3.2	3379	3320	91000	106000	4200	5900	10.7	0.27	2.2	1.21	0.503	0.22	3379	3320
34.987	59.131	15.875	16.764	11.938	999	1.27	H-L68149	H-L68110	35700	48500	5300	7500	2.7	0.42	1.44	0.79	0.112	0.057	H-L68149	H-L68110
34.987	59.975	15.875	16.764	11.938	999	1.27	H-L68149	H-L68111	35700	48500	5300	7500	2.7	0.42	1.44	0.79	0.112	0.064	H-L68149	H-L68111
35	59.131	15.875	16.764	11.938	999	1.3	L68149	L68110	34000	46000	6000	8000	2.5	0.42	1.4	0.79	0.11	0.055	L68149	L68110
36.487	73.571	23.812	24.608	19.05	1.5	0.8	25880	25821	73000	88500	5200	7100	8.1	0.29	2.1	1.1	0.3	0.165	25880	25821
36.512	69.012	19.05	19.05	15.083	3.5	0.8	13682	13620	47000	60000	5300	7100	3	0.4	1.5	0.82	0.19	0.105	13682	13620
36.512	76.2	29.37	28.575	23.02	3.5	3.3	HM89449	HM89410	79500	108000	5000	6800	5.6	0.55	1.1	0.6	0.37	0.25	HM89449	HM89410
36.512	85.725	30.162	30.162	23.813	0.8	3.3	3878	3820	91000	115000	4300	6000	8.2	0.4	1.5	0.82	0.525	0.28	3878	3820
36.513	93.663	31.75	31.75	26.195	1.6	3.2	46143	46368	105000	134000	3600	5100	7.7	0.4	1.49	0.82	0.728	0.412	46143	46368
38	63	17	17	13.5	3.56	1.27	H-JL69349	H-JL69310	43500	58200	5000	7000	2.4	0.42	1.44	0.79	0.128	0.072	H-JL69349	H-JL69310
38.1	63.5	12.7	11.908	9.525	1.5	0.8	13889	13830	27200	34000	5400	7300	0.8	0.35	1.7	0.95	0.108	0.045	13889	13830
38.1	65.088	18.034	18.288	13.97	2.3	1.3	LM29749	LM29710	45000	60000	5400	7500	4.2	0.33	1.8	0.99	0.155	0.08	LM29749	LM29710
38.1	65.088	18.034	18.288	13.97	2.36	1.17	H-LM29749	H-LM29710	42900	56500	4900	6800	4.3	0.33	1.8	0.99	0.158	0.08	H-LM29749	H-LM29710
38.1	65.088	18.034	18.288	13.97	999	1.17	H-LM29748	H-LM29710	42900	56500	4900	6800	4.3	0.33	1.8	0.99	0.154	0.08	H-LM29748	H-LM29710
38.1	69.012	19.05	19.05	15.083	3.5	2.3	13685	13621	47000	60000	5300	7100	3	0.4	1.5	0.82	0.185	0.103	13685	13621
38.1	76.2	23.812	25.654	19.05	3.5	0.8	2788	2729	68000	81000	5000	6700	8	0.3	2	1.1	0.31	0.187	2788	2729
38.1	76.2	23.812	25.654	19.05	3.5	3.3	2788	2720	68000	81000	5000	6700	8	0.3	2	1.1	0.31	0.185	2788	2720
38.1	76.2	23.813	25.654	19.05	3.6	3.2	H-2788R	H-2720	74100	92200	4500	6300	8.1	0.3	1.98	1.09	0.305	0.19	H-2788R	H-2720
38.1	79.375	23.813	25.4	19.05	0.8	0.8	H-26878R.	H-26822.	81100	105000	4200	5900	7.5	0.32	1.88	1.04	0.397	0.185	H-26878R.	H-26822.
38.1	79.375	29.37	29.771	23.813	3.6	3.2	3490	3420	87400	105000	4300	6100	8.6	0.37	1.64	0.9	0.415	0.262	3490	3420
38.1	80.167	29.37	30.391	23.812	3.5	3.3	3381	3320	86000	106000	4800	6400	18.5	0.27	2.19	1.2	0.445	0.215	3381	3320
38.1	88.501	26.988	29.083	22.225	3.6	1.6	418	414	98100	112000	4000	5700	10.1	0.26	2.28	1.25	0.522	0.329	418	414
39.688	73.571	23.812	25.654	19.05	3.5	0.8	2789	2735X	68000	81000	5000	6700	8	0.3	2	1.1	0.29	0.17	2789	2735X
39.688	73.571	25.654	22.098	21.336	0.8	2.3	M257147	M257111	63000	81000	5000	6700	5.9	0.33	1.8	0.99	0.255	0.183	M257147	M257111
39.688	76.2	23.813	25.654	19.05	3.6	3.2	H-2789R	H-2720	74100	92200	4500	6300	8.1	0.3	1.98	1.09	0.285	0.19	H-2789R	H-2720
40.987	67.975	17.5	18	13.5	999	1.6	H-LM300849	H-LM300811	44000	59500	4600	6500	3.6	0.35	1.72	0.95	0.157	0.082	H-LM300849	H-LM300811
41.275	73.571	16.667	17.462	12.7	3.5	1.5	18590	18520	46500	57000	4800	6700	2.8	0.35	1.7	0.94	0.208	0.084	18590	18520
41.275	73.571	16.667	17.463	12.7	3.6	1.6	H-18590	H-18520	45900	55800	4300	6100	2.2	0.35	1.71	0.94	0.198	0.087	H-18590	H-18520
41.275	73.431	19.558	19.812	14.732	3.5	0.8	LM501349	LM501310	55500	69000	4900	6700	3.4	0.4	1.5	0.83	0.22	0.108	LM501349	LM501310
41.275	73.431	19.558	19.812	14.732	3.6	0.8	H-LM501349	H-LM501310	57800	73000	4400	6100	3.5	0.4	1.5	0.83	0.226	0.109	H-LM501349	H-LM501310
41.275	73.431	21.43	19.812	16.604	3.6	0.8	H-LM501349	H-LM501314	57800	73000	4400	6100	3.5	0.4	1.5	0.83	0.226	0.129	H-LM501349	H-LM501314
41.275	76.2	18.009	17.384	14.288	1.6	1.6	11162R	11300	51600	63300	4300	6000	0.5	0.49	1.23	0.68	0.219	0.13	11162R	11300
41.275	76.2	22.225	23.02	17.462	3.5	0.8	24780	24720	63500	78500	4800	6600	1.6	0.39	1.5	0.84	0.275	0.189	24780	24720
41.275	76.2	25.4	23.02	20.638	3.6	2.4	24780R	24721	66300	83300	4000	5600	4.8	0.39	1.53	0.84	0.271	0.191	24780R	24721
41.275	79.375	23.812	25.4	19.05	3.5	0.8	26882	26822	75000	94500	4700	6300	7.5	0.32	1.9	1	0.34	0.185	26882	26822
41.275	80.167	25.4	25.4	20.638	3.6	3.2	H-26882R.	H-26820.	81100	105000	4200	5900	7.5	0.32	1.88	1.04	0.35	0.223	H-26882R.	H-26820.
41.275	80.167	29.37	30.391	23.813	0.8	3.2	3384	3320	91000	106000	4200	5900	10.7	0.27	2.2	1.21	0.416	0.22	3384	3320
41.275	87.313	30.163	30.886	23.813	1.6	3.2	3585R	3525	95800	120000	3900	5400	9.7	0.31	1.96	1.08	0.527	0.308	3585R	3525
41.275	90.488	39.688	40.386	33.338	3.6	3.2	4388	4335	132000	169000	3800	5300	14.1	0.28	2.11	1.16	0.767	0.463	4388	4335
42.863	87.313	30.163	30.886	23.813	3.6	3.2	3579R	3525	95800	120000	3900	5400	9.7	0.31	1.96	1.08	0.499	0.308	3579R	3525
42.875	80	21	22.403	17.826	3.5	1.3	342S	332	69000	76000	4500	6300	6.2	0.27	2.2	1.2	0.295	0.145	342S	332
42.875	82.931	23.812	25.4	19.05	3.5	0.8	25577	25520	78500	98000	4500	6000	6.2	0.33	1.8	0.99	0.38	0.2	25577	25520
42.875	82.931	26.988	25.4	22.225	3.5	2.3	25577	25523	78500	98000	4500	6000	9.4	0.33	1.8	0.99	0.38	0.245	25577	25523
42.875	82.931	26.988	25.4	22.225	3.6	2.4	H-25577	H-25523	77300	100000	4000	5500	6.3	0.33	1.79	0.99	0.379	0.251	H-25577	H-25523
42.875	83.058	23.812	25.4	19.05	3.5	3.3	25577	25521	78500	98000	4500	6000	6.2	0.33	1.8	0.99	0.38	0.199	25577	25521
44.45	82.931	23.812	25.4	19.05	3.5	0.8	25580	25520	78500	98000	4500	6000	6.2	0.33	1.8	0.99	0.355	0.2	25580	25520
44.45	82.931	23.813	25.4	19.05	3.6	0.8	H-25580	H-25520	77300	100000	4000	5500	6.3	0.33	1.79	0.99	0.361	0.202	H-25580	H-25520
44.45	82.931	26.988	25.4	22.225	3.5	2.3	25580	25523	78500	98000	4500	6000	9.4	0.33	1.8	0.99	0.355	0.245	25580	25523
44.45	83.058	23.812	25.4	19.05	3.5	3.3	25580	25521	78500	98000	4500	6000	6.2	0.33	1.8	0.99	0.355	0.199	25580	25521
44.45	87.312	30.162	30.886	23.812	3.5	3.3	3578	3525	90000	110000	4300	6000	10.2	0.31	2	1.1	0.476	0.305	3578	3525
44.45	87.313	30.163	30.886	23.813	3.6	3.2	3578R	3525	95800	120000	3900	5400	9.7	0.31	1.96	1.08	0.473	0.308	3578R	3525
44.45	88.9	30.163	29.37	23.02	3.6	3.3	HM85719	HM85710	99600	125000	3800	5400	4.1	0.55	1.1	0.6	0.517	0.326	HM85719	HM85710
44.45	90.119	23	21.926	21.808	3.6	2.4	355X	352	71800	81700	3800	5400	5.1	0.31	1.96	1.08	0.336	0.325	355X	352
44.45	92.075	30.163	29.37	23.02	3.6	3.2	HM85719	HM85712	99600	125000	3800	5400	4.1	0.55	1.1	0.6	0.517	0.407	HM85719	HM85712
44.45	93.264	30.163	30.302	23.813	3.6	3.2	3782	3720	103000	137000	3500	4900	8	0.34	1.77	0.97	0.651	0.296	3782	3720
44.45	95.25	30.958	28.575	22.225	3.6	0.8	HM903249	HM903210	99700	120000	3700	5100	0.1	0.74	0.81	0.45	0.609	0.389	HM903249	HM903210
44.45	95.25	30.958	28.301	20.638	1.2	0.8	53176	53375	88700	98400	3700	5200	1	0.74	0.81	0.45	0.557	0.367	53176	53375
44.45	112.713	30.163	26.909	20.638	3.5	3.3	55175	55443	92000	108000	3100	4300	-7.1	0.88	0.68	0.37	0.82	0.5	55175	55443
44.45	114.3	44.45	44.45	34.925	3.6	3.2	65385	65320	189000	230000	3100	4400	12.5	0.43	1.39	0.77	1.466	0.884	65385	65320
44.983	93.264	30.163	30.302	23.813	3.6	3.2	3776	3720	103000	137000	3500	4900	8	0.34	1.77	0.97	0.642	0.296	3776	3720
45.242	73.431	19.558	19.812	15.748	3.5	0.8	LM157149	LM157110	55500	78000	4700	6400	4.7	0.31	2	1.1	0.208	0.1	LM157149	LM157110
45.242	73.431	19.558	19.812	15.748	3.6	0.8	H-LM157149	H-LM157110	55600	78100	4200	5900	4.9	0.31	1.97	1.08	0.207	0.101	H-LM157149	H-LM157110
45.242	77.788	19.842	19.842	15.08	3.6	0.8	LM603049	LM6571	57100	73500	4100	5700	2.3	0.43	1.41	0.77	0.242	0.122	LM603049	LM6571
45.242	77.788	21.43	19.842	16.667	3.6	0.8	LM603049	LM603012	57100	73500	4100	5700	2.3	0.43	1.41	0.77	0.241	0.141	LM603049	LM603012
45.618	82.931	23.812	25.4	19.05	3.5	0.8	25590	25520	78500	98000	4500	6000	6.2	0.33	1.8	0.99	0.34	0.2	25590	25520
45.618	82.931	23.813	25.4	19.05	3.6	0.8	H-25590	H-25520	77300	100000	4000	5500	6.3	0.33	1.79	0.99	0.345	0.202	H-25590	H-25520
45.618	82.931	26.988	25.4	22.225	3.5	2.3	25590	25523	78500	98000	4500	6000	6.2	0.33	1.8	0.99	0.34	0.245	25590	25523
45.618	82.931	26.988	25.4	22.225	3.6	2.4	H-25590	H-25523	77300	100000	4000	5500	6.3	0.33	1.79	0.99	0.341	0.251	H-25590	H-25523
46.038	79.375	17.463	17.463	13.495	2.8	1.6	H-25590	18620	47100	59100	4000	5600	1.5	0.37	1.6	0.88	0.206	0.126	H-25590	18620
46.038	85	20.638	21.692	17.462	2.3	1.3	359S	354A	69000	78000	4300	6000	4.9	0.31	2	1.1	0.33	0.16	359S	354A
47.625	93.264	30.163	30.302	23.813	3.6	3.2	3779	3720	103000	137000	3500	4900	8	0.34	1.77	0.97	0.596	0.296	3779	3720
47.625	101.6	34.925	36.068	26.988	3.5	3.3	528	522	139000	171000	3700	5000	12.7	0.29	2.1	1.2	0.89	0.41	528	522
47.625	107.95	36.513	36.957	28.575	3.6	3.2	536	532X	138000	172000	3200	4400	12.3	0.3	2.02	1.11	1.03	0.583	536	532X
47.625	111.125	30.162	26.909	20.638	3.5	3.3	55187	55437	92000	108000	3100	4300	-7.1	0.88	0.68	0.37	0.825	0.51	55187	55437
49.212	93.264	30.162	30.302	23.812	3.5	0.8	3781	3730	157100	134000	3800	5300	8.4	0.34	1.8	0.97	0.65	0.295	3781	3730
49.212	103.188	43.658	44.475	36.512	3.5	3.3	5395	5335	177000	245000	3700	5000	27.3	0.3	2	1.11	1.13	0.64	5395	5335
49.212	114.3	44.45	44.45	36.068	3.5	3.3	HH506348	HH5 0571 0	199000	243000	3500	4700	31.2	0.4	1.5	0.82	1.7	0.85	HH506348	HH5 0571 0
50	82	21.5	21.5	17	3	0.5	H-JLM104948	H-JLM104910	71700	97900	3800	5300	5.3	0.31	1.97	1.08	0.305	0.129	H-JLM104948	H-JLM104910
50.8	82	21.976	22.225	17	3.6	0.5	H-LM104949	H-JLM104910	61200	84300	3700	5200	5.2	0.31	1.97	1.08	0.288	0.129	H-LM104949	H-JLM104910
50.8	82.55	21.59	22.225	16.51	3.5	1.3	LM104949	LM104911	71000	96000	4300	5700	3.9	0.31	2	1.1	0.285	0.15	LM104949	LM104911
50.8	82.55	21.59	22.225	16.51	3.6	1.2	H-LM104949	H-LM104911	61200	84300	3700	5200	5.2	0.31	1.97	1.08	0.287	0.133	H-LM104949	H-LM104911
50.8	82.931	21.59	22.225	16.51	3.6	1.2	H-LM104949	H-LM104912	61200	84300	3700	5200	5.2	0.31	1.97	1.08	0.287	0.14	H-LM104949	H-LM104912
50.8	85	17.462	17.462	13.495	3.5	1.5	18790	18720	44000	58500	4000	5600	0.7	0.41	1.5	0.81	0.235	0.134	18790	18720
50.8	88.9	17.462	17.462	13.495	3.5	1.3	18790	18724	44000	58500	4000	5600	0.7	0.41	1.5	0.81	0.235	0.134	18790	18724
50.8	88.9	20.638	22.225	16.513	1.5	1.3	368	362A	74500	89000	4000	5600	4.2	0.32	1.9	1	0.345	0.165	368	362A
50.8	88.9	20.638	22.225	16.513	3.6	1.3	368A	362A	74300	87300	3700	5200	4.6	0.32	1.88	1.03	0.329	0.166	368A	362A
50.8	92.075	24.608	25.4	19.845	3.6	0.8	28580R.L	28521.L	84800	119000	3500	4900	4.7	0.38	1.59	0.88	0.455	0.247	28580R.L	28521.L
50.8	93.264	30.162	30.302	23.812	3.5	0.8	3780	3730	157100	134000	3800	5300	8.2	0.34	1.8	0.97	0.558	0.295	3780	3730
50.8	93.264	30.163	30.302	23.813	3.6	3.2	3780	3720	103000	137000	3500	4900	8	0.34	1.77	0.97	0.539	0.296	3780	3720
50.8	101.6	31.75	31.75	25.4	3.5	3.3	49585	49520	107000	128000	3600	5000	7.1	0.4	1.5	0.82	0.75	0.385	49585	49520
50.8	101.6	34.925	36.068	26.988	0.8	3.3	529	522	139000	169000	3700	5000	12.7	0.29	2.1	1.2	0.83	0.41	529	522
50.8	104.775	30.162	30.958	23.812	6.4	3.3	45284	45220	131000	171000	3500	4700	7.9	0.33	1.8	0.99	0.825	0.41	45284	45220
50.8	104.775	36.512	36.512	28.575	3.5	3.3	HM807046	HM85711	147000	257100	3500	4800	7.4	0.49	1.2	0.68	0.97	0.5	HM807046	HM85711
50.8	107.95	36.512	36.957	28.575	3.5	3.3	537	532X	139000	173000	3600	4800	11.7	0.3	2.02	1.1	0.97	0.57	537	532X
50.8	111.125	30.162	26.909	20.638	3.5	3.3	55200	55437	92000	108000	3100	4300	-7.1	0.88	0.68	0.37	0.77	0.51	55200	55437
50.8	122.238	38.1	36.678	30.162	2.3	3.3	555	553X	149000	197000	3000	4100	9.4	0.35	1.73	0.95	1.5	0.69	555	553X
50.8	123.825	36.512	32.791	25.4	3.5	3.3	72200	72487	135000	148000	2900	4100	-1.3	0.74	0.81	0.45	1.24	0.785	72200	72487
50.8	127	44.45	44.45	34.925	3.5	3.3	65200	65500	198000	258000	3100	4300	9.4	0.49	1.2	0.68	1.87	1.03	65200	65500
52.388	92.075	24.608	25.4	19.845	3.6	0.8	28584R.	28521	84800	119000	3500	4900	4.7	0.38	1.59	0.87	0.43	0.247	28584R.	28521
53.975	96.838	21.001	21.946	15.875	1.6	0.8	389AS	382A	80400	157100	3300	4600	3.6	0.35	1.69	0.93	0.475	0.179	389AS	382A
53.975	98.425	21	21.946	17.826	0.8	0.8	389A	382	74500	91500	3600	5000	3	0.35	1.7	0.93	0.38	0.225	389A	382
53.975	104.775	30.162	29.317	24.605	3.5	3.3	456	453X	116000	150000	3400	4800	7	0.34	1.8	0.98	0.74	0.375	456	453X
53.975	104.775	36.512	36.512	28.575	3.5	3.3	HM807049	HM85711	147000	257100	3500	4800	7.4	0.49	1.2	0.68	0.89	0.5	HM807049	HM85711
53.975	112.712	30.162	30.163	23.812	3.5	3.3	39578	39520	126000	168000	3100	4300	6.6	0.34	1.8	0.97	0.9	0.36	39578	39520
53.975	120.65	41.275	41.275	31.75	3.5	3.3	621	612	163000	198000	3300	4400	26.9	0.31	1.91	1.05	1.49	0.735	621	612
53.975	123.825	38.1	36.678	30.162	3.5	3.3	557S	552A	149000	197000	3000	4100	9.2	0.35	1.73	0.95	1.5	0.75	557S	552A
53.975	127	44.45	44.45	34.925	3.5	3.3	65212	65500	198000	258000	3100	4300	9.4	0.49	1.2	0.68	1.8	1.03	65212	65500
53.975	127	50.8	52.388	41.275	3.5	3.3	6280	6220	241000	300000	3100	4300	19.5	0.3	2	1.1	2.06	1.25	6280	6220
55	90	23	23	18.5	1.5	0.5	JLM506849E	JLM506810E	81400	115000	3500	4900	2.9	0.4	1.49	0.82	0.377	0.184	JLM506849E	JLM506810E
55.562	122.238	43.658	43.764	36.512	1.3	3.3	5566	5535	178000	263000	3000	4000	12.1	0.36	1.7	0.92	1.76	0.811	5566	5535
55.563	97.63	24.608	24.608	19.446	3.6	0.8	28680	28622	89600	131000	3300	4600	3.4	0.4	1.49	0.82	0.49	0.27	28680	28622
57.15	96.838	21.001	21.946	15.875	3.6	0.8	387A	382A	80400	157100	4200	5900	3.6	0.35	1.69	0.93	0.425	0.179	387A	382A
57.15	97.63	24.608	24.608	19.446	3.6	0.8	28682	28622	89600	131000	3300	4600	3.4	0.4	1.49	0.82	0.463	0.27	28682	28622
57.15	104.775	30.163	29.317	24.605	2.4	3.2	462	453X	109000	144000	3100	4300	6.6	0.34	1.79	0.98	0.678	0.382	462	453X
57.15	104.775	30.162	30.958	23.812	2.3	0.8	45290	45221	131000	171000	3500	4700	8	0.33	1.8	0.99	0.765	0.35	45290	45221
57.15	104.775	30.163	29.317	24.605	3.6	3.2	469	453X	109000	144000	3100	4300	6.6	0.34	1.79	0.98	0.678	0.382	469	453X
57.15	110	21.999	21.996	18.824	2.4	1.2	390	394A	86400	116000	2800	4000	0.7	0.4	1.49	0.82	0.677	0.262	390	394A
57.15	112.712	30.162	30.048	23.812	3.5	3.3	3979	3920	118000	172000	3200	4300	4.6	0.4	1.5	0.82	0.94	0.46	3979	3920
57.15	112.713	30.163	30.163	23.813	7.9	3.2	39581	39520	147000	207000	2800	3900	6.9	0.34	1.77	0.97	1.03	0.363	39581	39520
57.15	117.475	30.162	30.162	23.812	3.5	3.3	33225	33462	112000	168000	3000	4000	2.4	0.44	1.4	0.76	1.05	0.44	33225	33462
57.15	117.475	33.338	31.75	23.812	3.5	3.3	66225	66462	118000	132000	3100	4100	-0.1	0.63	0.95	0.52	0.97	0.54	66225	66462
57.15	122.238	38.1	36.678	30.162	3.5	3.3	555S	553X	149000	197000	3000	4100	9.4	0.35	1.7	0.95	1.45	0.69	555S	553X
57.15	127	44.45	44.45	34.925	3.5	3.3	65225	65500	198000	258000	3100	4200	9.3	0.49	1.2	0.68	1.75	1.03	65225	65500
57.15	136.525	41.275	41.275	31.75	3.5	3.3	635	632	183000	246000	2800	3800	11.2	0.36	1.7	0.91	2.02	1.01	635	632
57.15	149.225	53.975	54.229	44.45	3.5	3.3	6455	6420	284000	410000	2500	3400	15.1	0.36	1.7	0.91	3.45	1.65	6455	6420
58.738	112.712	30.162	30.048	23.812	3.5	3.3	3981	3920	118000	172000	3200	4300	4.5	0.4	1.5	0.82	0.89	0.46	3981	3920
58.738	127	44.45	44.45	34.925	3.5	3.3	65231	65500	198000	258000	3100	4200	9.3	0.49	1.2	0.68	1.71	1.03	65231	65500
59.987	134.983	33.449	30.925	21.948	3.6	3.6	HM911244R	HM911216	153000	181000	2600	3700	-7.1	0.82	0.73	0.4	1.35	0.823	HM911244R	HM911216
60.325	100	25.4	25.4	19.845	3.6	3.2	28985	28921	91400	137000	3100	4300	2.6	0.43	1.41	0.78	0.527	0.237	28985	28921
60.325	101.6	25.4	25.4	19.845	3.6	3.2	28985	28920	91400	137000	3100	4300	2.6	0.43	1.41	0.78	0.526	0.276	28985	28920
60.325	112.713	30.162	30.048	23.812	3.5	0.8	3980	3925	118000	172000	3200	4300	4.5	0.4	1.5	0.82	0.9	0.45	3980	3925
60.325	122.238	38.1	38.354	29.718	8	1.5	HM212044	HM212571	187000	243000	3000	4100	10.9	0.34	1.8	0.98	1.45	0.6	HM212044	HM212571

NO 6. Our Bearing Factory:

NO 8. Our Bearing Warehouse:

NO 9. Our Bearing Packaging Box:

contact-info.html

Why Choose Us:

l SFNB bearing company has 14 years manufacture experience and is one of the biggest adjustment center in north of China.

l We have large stock of original brand and our own brand bearing.

l Sample is available.

l We can accept OEM service.

l SFNB Bearing Co., Ltd. Was founded in March 2008. We were principally engaged in the research, development and manufacture of bearings in the early stage. Now we are mainly engaged in the sales of internationally-famous brand bearings. Our products are sold in Britain, America, Japan, Italy and Southeast Asia, well appreciated by their purchasers. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body:	Roller Bearings
The Number of Rows:	Single
Outer Dimension:	Small and Medium-Sized (60-115mm)
Material:	Bearing Steel
Spherical:	Non-Aligning Bearings
Load Direction:	Radial Bearing

Customization:	Available \| Customized Request

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Design and Geometry:

Deep Groove Ball Bearings:

Angular Contact Ball Bearings:

Load Carrying Capacity:

Deep Groove Ball Bearings:

Angular Contact Ball Bearings:

Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

China best CZPT CZPT Ball and Roller Bearing Lm11749/10 Tapered Roller Bearings wheel bearing
editor by CX 2024-01-11