Product Description
Deep groove ball bearings are the most representative of rolling bearings, with simple structure, They are easy to use and versatile .
Such bearings are non-separabal bearings,the inner and outer rings are rolled into a ditch arc type. They can bear radial load and axial load,with low coefficient of friction,high limiting speed .They are suitable for high-spped,low noise ,low vibration cccasions.
Deep groove balll bearings are widely used in auto-mobiles,machinetools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment in machinery industry.
Product Parameters
| Eaaring No | Di d |
mension D |
(mm) B |
Mass(kg) | Bearing No | DI d |
mension D |
(mm) B |
Mass(kg) |
| 604 | 4 | 12 | 4.0 | 6212 | 60 | 110 | 22 | 0.780 | |
| 606 | 6 | 17 | 17.0 | 6213 | 65 | 120 | 23 | 0.990 | |
| 608 | 22 | 7.0 | 0.0080 | 8214 | 70 | 125 | 24 | 1.050 | |
| 623 | 3 | 10 | 4.0 | 0.571 | 6215 | 75 | 130 | 25 | 1.200 |
| 625 | 5 | 16 | 5.0 | 0.0050 | 6216 | 80 | 140 | 26 | 1.400 |
| 634 | 4 | 16 | 5.0 | 0.0050 | 6217 | 85 | 150 | 28 | 1.800 |
| 635 | 5 | 19 | 6.0 | 0.0080 | 6218 | 90 | 160 | 30 | 2.150 |
| 680 | 9 | 22 | 7.0 | 6219 | 95 | 170 | 32 | 2.600 | |
| 618/3 | 3 | 7 | 2.0 | 0.0003 | 6220 | 100 | 100 | 34 | 3.150 |
| 618/4 | 4 | 9 | 2.5 | 0.0006 | 6221 | 105 | 190 | 36 | 00 |
| 618/5 | 5 | 11 | 3.0 | 0.0120 | 6222 | 10 | 200 | 38 | 4.350 |
| 6000 | 10 | 26 | 8.0 | 0.0190 | 6300 | 10 | 35 | 11 | 0.053 |
| 6001 | 12 | 20 | 8.0 | 0.5710 | 6301 | 12 | 37 | 12 | 0.060 |
| 6002 | 15 | 32 | 9.0 | 0.0300 | 6302 | 15 | 42 | 13 | 0.082 |
| 6003 | 17 | 35 | 10.0 | 0.0390 | 6303 | 17 | 47 | 14 | 0.120 |
| 6004 | 20 | 42 | 120 | 0.0690 | 6304 | 20 | 52 | 15 | 0.140 |
| 6005 | 25 | 47 | 12.0 | 0.0800 | 6205 | 25 | 62 | 17 | 0.230 |
| 6006 | 30 | 55 | 13.0 | 0.1200 | 6306 | 30 | 72 | 19 | 0.3680 |
| 6007 | 35 | 62 | 14.0 | 0.1600 | 6207 | 35 | 80 | 21 | 0.460 |
| 6008 | 40 | 68 | 15.0 | 0.1900 | 6309 | 40 | 90 | 23 | 0.630 |
| 6009 | 45 | 75 | 16.0 | 0.2500 | 6309 | 45 | 100 | 25 | 0.830 |
| 6571 | 50 | 80 | 16.0 | 0.2600 | 6310 | 50 | 110 | 27 | 1.050 |
| 6011 | 55 | 90 | 18.0 | 0.3000 | 6311 | 55 | 120 | 29 | 1.350 |
| 6012 | 0 | 96 | 18.0 | 0.4200 | 6312 | 60 | 130 | 31 | 1.700 |
| 6013 | 65 | 100 | 18.0 | 0.4400 | 6313 | 65 | 140 | 33 | 2.100 |
| 6014 | 70 | 110 | 20.0 | 0.6000 | 6314 | 70 | 150 | 35 | 2.500 |
| 6015 | 75 | 115 | 20.0 | 0.6400 | 6315 | 75 | 160 | 37 | 3.000 |
| 6016 | 80 | 120 | 22.0 | 0.8500 | 6316 | 80 | 170 | 39 | 3.600 |
| 6017 | 85 | 130 | 22.0 | 0.8900 | 6217 | 85 | 180 | 41 | 4.260 |
| 6018 | 90 | 140 | 24.0 | 1.1500 | 6318 | 90 | 190 | 43 | 4.900 |
| 6019 | 95 | 145 | 24.0 | 1.2000 | 6319 | 95 | 200 | 45 | 5.650 |
| 6571 | 100 | 150 | 24.0 | 1.2500 | 6320 | 100 | 215 | 47 | 7.000 |
| 6571 | 105 | 160 | 26.0 | 16,000 | 6401 | 12 | 42 | 13 | 0.048 |
| 6571 | 110 | 170 | 28.0 | 1.9500 | 6402 | 15 | 52 | 15 | 0.137 |
| 6200 | 10 | 30 | 9.0 | 0.0320 | 6403 | 17 | 62 | 17 | 0.271 |
| 850 | 12 | 32 | 10.0 | 0.571 | 6404 | 20 | 72 | 19 | 0.408 |
| 6202 | 15 | 35 | 11.0 | 0.0450 | 6405 | 25 | 80 | 21 | 0.528 |
| 6203 | 17 | 40 | 12.0 | 0.0650 | 6406 | 30 | 90 | 23 | 0.720 |
| 6204 | 20 | 47 | 14.0 | 0.1100 | 6407 | 35 | 100 | 25 | 0.936 |
| 6205 | 25 | 52 | 15.0 | 0.1300 | 6408 | 40 | 110 | 27 | 1.200 |
| 6206 | 30 | 62 | 16.0 | 0.2000 | 6409 | 45 | 120 | 28 | 1.550 |
| 6207 | 35 | 72 | 17.0 | 0.2900 | 6410 | 50 | 130 | 31 | 1.910 |
| 6208 | 40 | 80 | 18.0 | 0.3700 | 6411 | 55 | 140 | 33 | 2.320 |
| 6209 | 45 | 85 | 19.0 | 0.4100 | 6412 | 60 | 150 | 35 | 2.790 |
| 6210 | 0 | 90 | 20.0 | 0.4600 | 6413 | 65 | 160 | 37 | 3.360 |
| 6211 | 55 | 100 | 21.0 | 0.6100 | 6414 | 70 | 180 | 42 | 5.000 |
| “Aval lable typas:apan,Z.ZZ,RS;2RS,N,ZN | |||||||||
Packaging & Shipping
FAQ
Q1,What kind of factory are we?
A:We are based in ZheJiang , China, selling to Southeast Asia,North America, Africa, Oceania, South America,
South Asia, and Europe.
Q2,what can you buy from us?
A:Electric Motorcycle, Electric Tricycle, Electric Balance, Electric Scooter, and Their Parts.
Q3,How can we guarantee quality?
A:We always have a pre-production sample before mass production. We always conduct a final inspection before shipment. We have
departments responsible for after-sales service.
Q4,What’s our MOQ?
A:We have no minimum order quantity (MOQ) for new customers We accept small orders to support your trial order, new designs, and
marketing development.
Q5,Why did you choose us?
A:We have been engaged early in the development, production, sales, and service of electric vehicles in China. We welcome
customers, business associations, and friends from all over the world to contact us for cooperation and mutual benefit.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Material Option 2: | Stainless Steel |
|---|---|
| Lubrication: | Grease or Oil |
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Model No.: | 608zz 6203 6202 2RS 6207 6005 6201 6206 6309 |
| Load Direction: | Radial 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.

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.

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.


editor by CX 2024-05-14
China manufacturer Asian Standard Linear Bearing Method Blue Bearings Can Be Used for Food Machinery Ball Bearings drive shaft bearing
Product Description
Product Name: Asia standard lengthened Square Flanged Linear Bearing
Linear motion bearings have the characteristics of smooth movement, low friction, high rigidity, long life, economy, easy to maintain or replace,
Our priority is 100% quality control and 100% customer satisfaction. We have a responsibility to help our customers to be competitive and advantageous in the market
Maneuvering linear slides such as machine slides, XY tables, roller tables and some dovetail sliders are moved by the bearings of the drive mechanism. Not all linear slides are electric, there are non-electric dovetail slides, ball bearing sliders and roller sliders that provide low friction linear motion for inertially or manually driven devices. All linear sliders provide linear motion according to bearings, whether they are ball bearings, dovetail bearings or linear roller bearings. XY tables, linear stages, machine sliders and other advanced sliders use linear motion bearings to provide multi-axis movement along X and Y.
Product General information
a, Low frictional linear motion
Steel balls are accurately guided by a retainer, so low frictional resistance and stable linear motion can be achieved.
Simple replacement of conventional plain bushings
It is easy to use Linear Bushings instead of conventional plain bushings, because both types are used with a round shaft, and no major redesign is necessary.
b, Wide variations
For each dimensional series, standard, adjustable clearance and open types are available with and without seals, so the best linear bushing for the application may be selected. In addition to the standard type, the high-rigidity long type is available. These types can be selected to suit the requirements in applications.
c, Miniature linear bushing LM Compact design
Miniature Linear Bushing is very small in size, allowing for compact assembly in machines and equipment.
d, High Reliability
ERSK linear bearing has very stringent quality control standards covering every production process. With proper lubrication and use,trouble-free operation for an extended period of time is possible.
e,Smooth Operation
The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion. The linear bearings are moved very smoothly in the linear shaft.
f,High Durability
Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear bearings manufactured.
g,Easy interchangable
h,Easy maintenance
the linear rails can replace the base surface installation, the old wear parts (rails and blocks) can be replaced, reduce costs.
i,Easy installation
the linear rails and carriages can be changed easily, reduce material costs, reduce product prices, reduce product replacement costs and time.
Company Profile
Yiboyuan (HangZhou City) Precision Machinery Co., Ltd. is located in Bacha Road Industrial Park, HangZhou City, HangZhou City, ZheJiang Province, is a professional manufacturer of linear bearings
integrating design, research and development, production and sales. The company’s main products are: YBYZ linear bearings, YBYZ linear flange bearings, YBYZ nickel-plated linear bearings, YBYZ steel linear bearings, YBYZ box sliders, YBYZ smooth shaft supports, YBYZ self lubricating bearings, YBYZ outer steel inner copper linear bearings, YBYZ aluminum-plastic linear bearings, YBYZ all-plastic linear
bearings, YBYZ graphite copper sleeved linear bearings, YBYZ fixed rings, nut seats, cross shaft brackets and so on. Yiboyuan linear bearings should build the most complete linear bearing enterprises and smooth shaft supporting products at home and abroad, and solve one-stop procurement services for automation companies.Our mission – to create revenue benefits for customers, provide high-quality products for the market, and create a stage for employees to play, the future Yiboyuan is a high-tech, service-oriented, international Yiboyuan, to build a century-old brand is our continuous goal.
Brand trademark registration
Yiboyuan (HangZhou) Precision Machinery Co., Ltd. is a professional manufacturer of linear motion products with many years of experience. And has its own registered brand YBYZ, we specialize in the production of linear bearings, plain bearings, shaft bearings, box sliders, self-lubricating copper sleeve. Good quality, competitive price. Our company is located in HangZhou City, ZheJiang Province. Close to HangZhou Port, ZheJiang Port.
Our products are widely used in precision machinery, fitness equipment, printing presses, packaging machines, medical and food machinery, textile machinery and other machinery and auxiliary equipment. Our products sell well in North America, Western Europe, Australia, Southeast Asia, the Middle East, South America and other regions.
Our packing:
* Industrial pakage
HangZhou City, ZheJiang Province.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Feature: | Vacuum, Magnetically, Low Temperature, Corrosion Resistant, High Temperature, High Speed |
|---|---|
| Function: | Super |
| Flange Shape: | None |
| Shape: | Straight |
| Series: | LM |
| Material: | Bearing Steel |
| Samples: |
US$ 0.1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

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.

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.

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.


editor by CX 2024-05-09
China high quality Traverse Bobbin Winding Machine Wire Traverse Special Deep Groove Ball Bearing drive shaft bearing
Product Description
Product Description
Traverse bobbin winding machine wire traverse special deep groove ball bearing
Manufacturer of automatic linear transmission gear with well-equipped testing facilities and strong technical force
Detailed Photos
Packaging & Shipping
|
Package Material
|
Carton |
|
Package Detail
|
10 pieces or 5 pieces per pag |
|
Delivery Way |
Deliver the goods by express, like UPS, DHL, FedEx or by sea shipment or according to customer’s requirement |
Product Application
Special Bearing for Rolling Ring Traverse Drive
Company Profile
ZheJiang Xihu (West Lake) Dis. Machinery Co., Ltd.
A manufacturer of automatic linear transmission gear with well-equipped testing facilities and strong technical force.
We are producing and selling: rolling ring drives, linear drives, linear drives nut, wire straightener, automatic wire straightening and cutting machine, automatic coiling & packaging machine, drawing and rolling machine, automatic yarn winding machine and accessories for rolling ring drives.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in carton boxes or wooden boxes.
Q2. What is your terms of payment?
A: T/T 100% paymeny in advance, or 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will send this product within 3 or 5 days after receiving your payment. The specific delivery time depends on the items and the quantity of your order.
Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Core Components: | Roller Bearing |
|---|---|
| Transport Package: | Carton |
| Specification: | Bearing steel |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|

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.

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.

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.


editor by CX 2024-04-24
China factory Factory Direct Price Car Accessories Wheel Hub Bearing Needle Bearing Ball Bearing 57.9mm 42423-0K020 42423-71010 Tt-Ggn50 for CZPT Rulemanes drive shaft bearing
Product Description
Product Description
| Applicable Material | Chrome Steel/Gcr-15 |
| Greese | SRL ,PS2, Alvania R12 ,etc |
| Quality control | Checking is during production process, after surface and before packing |
| Lead time | 10-15 days for sample,15-25 days for bulk order depends on your design |
| Package | Standard package/ Pallet or container/ as per customized specifications |
| Shipment | Express & air freight is preferred / sea freight/ as per customized specifications |
Quality Control
1) Incoming quality control : Checking the raw material after they reach our factory
2) Checking the details before the production line operated
3) In-process quality control : Have a full inspection and routing inspection during mass production
4) Final quality control : Checking the goods after they are finished
5) Outgoing quality control : Checking the goods after they are finished
More products
| Wheel Bearing | Dimensions(mm) | Mass | Hub Assembly | Clutch Bearing | Truck Bearng | Taper roller bearing | Wheel bearing kit | Wheel Bearing | |||
| d | D | B | C | ||||||||
| DAC2552Z NISMO V6 3.7L 3696CC VQ37VHR Z TOURING V6 3.7L 3696CC VQ37VHR 2/SP5 | REAR | ||||||||||
| 229 | 28473-FG | LIBERTY IV [2 | B9 TRIBECA BASE MODEL H6 3.0L 3 | XV 13-/xv 13/ | REAR | ||||||
| 234 | 24873-AJ00A 28473-SC000 28473-FJ000 28473-FG000 VKBA7479 |
FORESTER (SH) [2008-]IMPREZA Hatchback (GR, GH, G3) [2007-2014]LEGACY V (BM) [2009-]LEGACY V Estate (BR) [2008-2014]OUTBACK (BR) [2009-] | |||||||||
Company Profile
Rainbow auto parts focuses on the production and sales of auto parts. Our auto parts have been exported to all over the world and have won praise from customers.
We will strictly check the product production process:
- Checking the raw material after they reach our factory
- Checking the details before the production line operated
- Have a full inspection and routing inspection during mass production
- Checking the goods after they are finished
Packaging & Shipping
ORIGINAL PACKING/ NEUTRAL PACKING/ PACKAGING AS CUSTOMER REQUIRE
FAQ
Q1: What is the MOQ?
A: It depends on what you are buying. Small MOQ can be acceptable.
Q2:Can you customize my products?
A: Yes, we can customize products with your design drawings.
Q3:What is your terms of payment?
A: 30% T/T in advance, balance before shipment, or as per discussion.
Q4:What is your terms of packing?
A: Generally,we use brown boxes for packing. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q5:How about your delivery time?
A: If the product is in stock, the delivery time is 1 week after payment. If there is no stock, the delivery time is 30 days.
Q6:Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q7:What can I do if the item damaged during transportation?
A: Our customer service staffs will help you with any questions or concerns. Under any circumstance, we will pack products well before shipping. So if any damage on products, please take pictures for us. We will figure out a solve way.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Full After Sale Service |
|---|---|
| Warranty: | 30000-50000 Km |
| Type: | Wheel Bearing |
| Samples: |
US$ 9/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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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. |
|---|

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.

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.

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.


editor by CX 2024-04-23
China high quality Factory Direct Open Linear Motion Ball Bearing Bush Lm12uu Linear Shaft Motion Bearing (SCS…LUU) with Good quality
Product Description
| Brand | SHAC |
| Raw material | Aluminum+Bearing Steel |
| Customeized | OEM,ODM |
| Packing | Plastic bag+inner box+cartons.According to customer’s request |
| Sample | Free sample and catalogue available |
| Certification | SGS, ISO9001,ISO14001,OHSAS18001 |
| Application | CNC machines, medical and food machinery, fitness machinery, packaging machinery, printing machinery, and other machinery supporting equipment. |
| Feature | Super high presicion,Low noise,Low backlash,In large stock,Prompt delivery |
Product Description: Linear sliding unit is a case unit with the standard linear bearing installed in a small and light aluminum case.The slide unit series is a line of standardized slide bearing housings and shaft supporters to enable smooth linear motion using slide bearings and shafts.
As follows items in stock:
| SBR support | SBR10,SBR12,SBR16,SBR20,SBR25,SBR30,SBR35,SBR40,SBR50 |
| TBR support | TBR16,TBR20,TBR25,TBR30 |
| SBR..UU | SBR10,SBR12,SBR16,SBR20,SBR25,SBR30,SBR35,SBR40,SBR50 |
| SBR..LUU | SBR10,SBR12,SBR16,SBR20,SBR25,SBR30,SBR35,SBR40 |
| TBR..UU | TBR16,TBR20,TBR25,TBR30 |
| TBR..LUU | TBR16,TBR20,TBR25,TBR30 |
| SCS..UU | SCS8,SCS10,SCS12,SCS13,SCS16,SCS20,SCS25,SCS30,SCS35,SCS40, SCS50,SCS60 |
| SCS..LUU | SCS8,SCS10,SCS12,SCS13,SCS16,SCS20,SCS25,SCS30,SCS35,SCS40, SCS50,SCS60 |
| SC..VUU | SCV8,SCV10,SCV12.SCV13,SCV16,SCV20,SCV25,SCV30,SCV35,SCV40, SCV50 |
| SCE | SCE8,SCE10,SCE12,SCE13,SCE16,SCE20,SCE25,SCE30,SCE35,SCE40, SCE50 |
Application: Linear motion CZPT rail and block TBR/SBR Series with smooth serface, little friction,low noise,they are widely used in linear motion system.For example, punch, tool grinding machine,automatic cutting machine, printer, card sorting machine, Food Packing Machine, other sliding parts on industrial machinery.
| Brand | SHAC |
| Raw material | Aluminum+Bearing Steel |
| Customeized | OEM,ODM |
| Packing | Plastic bag+inner box+cartons.According to customer’s request |
| Sample | Free sample and catalogue available |
| Certification | SGS, ISO9001,ISO14001,OHSAS18001 |
| Application | CNC machines, medical and food machinery, fitness machinery, packaging machinery, printing machinery, and other machinery supporting equipment. |
| Feature | Super high presicion,Low noise,Low backlash,In large stock,Prompt delivery |
Product Parameters
Detailed Photos
Company Profile
Certifications
Our Advantages
Service:
1,Our Team:
We have experienced and qualified team of marketing and sales representatives to serve our valued customers with the finest products and unsurpassed service.And have professional engineers team to assessment and development the new precision products,and make the OEM customized more easily,experienced QC team to test the products quaity ensure the goods quality before delivery out.
2,Our products:
Quality is the life .We use only the best quality material to ensure the precision of our
Product.All products we sold out are strictly selected and tested by our QC department.
3,Payment:
We accept payment via TT (Bank transfer), L/C,Western Union.
4,Shipping method:
Including DHL, UPS, TNT, FEDEX,EMS, Airfreight and by Sea,as customer required.
To get sample or price list of linear gudies,ball screw, please contact us.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Customized: | Non-Customized |
|---|---|
| Certification: | ISO, SGS |
| Standard Parts: | Yes |
| Universal: | Yes |
| Type: | Asia and Europe Standard |
| Material: | Aluminum+Bearing Steel |
| Samples: |
US$ 3/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

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.

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.

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.


editor by CX 2024-04-17
China Good quality 15x35x11 mm Polyurethane Soft Rubber Wheel Nylon Coated Ball Bearing With Stud drive shaft bearing
Product Description
Product Description
Polyurethane Soft Rubber Wheel
PU Coated Ball Bearings With Stainless Steel Stud, we can offe M3 M4 M5 M6 M8 and Non-standard Size.
Product Parameters
Technical specification:
Material: Polyurethane Coated with Stainless Steel Stud
Packaging & Shipping
Our Advantages
1. We have over 10 years’ experience.
2. OEM or Non-Standard Bearings: Any requirement for Non-standard bearings is easily fulfilled by us due to our vast knowledge and links in the industry.
3. After Sales Service and Technical Assistance: Our company provides after-sales service and technical assistance as per the customer’s requirements and needs.
4. Quick Delivery: Our company provides just-in-time delivery with our streamlined supply chain.
5.We attend promptly to any customer questions. We believe that if our customers are satisfied then it proves our worth. Our customers are always given quick support.
Please contact us immediately if you have any questions.
Related Products
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Non-Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|

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.

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.

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.


editor by CX 2024-04-11
China Best Sales CZPT High Quality Radial Ball Bearing Deep Groove Ball Bearing 6908 Series drive shaft bearing
Product Description
KGG:Precision Deep Groove Ball Bearing
Advantages and features of CZPT bearings
∞ CZPT Ball Bearings consist of an outer ring, an inner ring, and a plurality of rollers and spacers. The bearing with high rotation accuracy capable of bearing loads in every direction. Because it has orthogonally arranged cylindrical rollers, it can bear loads in every direction. CZPT provides 2 kinds of bearings: Deep Groove Ball Bearing and Angular Contact Ball Bearings.
∞ ACBB, which is the abbreviation of angular contact ball bearings. With different contact angles, the higher axial load can be well taken care now. CZPT standard ball bearings are the perfect solution for high runout accuracy applications such as machine tool main spindles.
∞ Deep groove ball bearings are widely used in many industries for decades. A deep groove is formed on each inner and outer ring of the bearings enabling them to sustain radial and axial loads or even combinations of both. As the leading deep groove ball bearing factory, CZPT Bearings owns abundant experience in designing and producing this type of bearing.
Application:
1. Medical industry
2.Lithium battery industry
3.Solar photovoltaic industry
4. Semi conductor Industry
5. General industry machinery
6. Machine tool
7. Parking system
8. High-speed rail and aviation transportation equipment
9. 3C industry etc
Specification List
| Boundary Dimensions (mm) | Basic Load Ratings(N) | Limiting Speeds (rpm) | Bearing Numbers Type | Snap ring groove dimensions | Snap ring dimensions |
|||||||||||||||||
| d | D | B | r | dynamic Cr |
static Cor | Grease | Oil | Open type |
Shield ZZ |
Seal non-contact LLB |
Low torque type LLH |
Seal contact LLU |
Snap ring groove |
Snap ring |
D1 | a | b | ro | D2 | f | ||
| min | Open Z,ZZ LB,LLB |
LLH | LU LLU | Open Z LB | max | max | min | max | max | max | ||||||||||||
| 10 | 19 | 5 | 0.3 | 1830 | 925 | 32000 | – | 24000 | 38000 | 6800 | ZZ | LLB | – | LLU | – | – | – | – | – | – | – | – |
| 22 | 6 | 0.3 | 2700 | 1270 | 30000 | – | 21000 | 36000 | 6900 | ZZ | LLB | – | LLU | N | NR | 20.8 | 1.05 | 0.8 | 0.2 | 24.8 | 0.7 | |
| 26 | 8 | 0.3 | 4550 | 1960 | 29000 | 25000 | 21000 | 34000 | 6000 | ZZ | LLB | LLH | LLU | N | NR | – | – | – | – | – | – | |
| 30 | 9 | 0.6 | 5100 | 2390 | 25000 | 21000 | 18000 | 30000 | 6200 | ZZ | LLB | LLH | LLU | N | NR | 28.17 | 2.06 | 1.35 | 0.4 | 34.7 | 1.12 | |
| 35 | 11 | 0.6 | 8200 | 3500 | 23000 | 20000 | 16000 | 27000 | 6300 | ZZ | LLB | LLH | LLU | N | NR | 33.17 | 2.06 | 1.35 | 0.4 | 39.7 | 1.12 | |
| 12 | 21 | 5 | 0.3 | 1920 | 1040 | 29000 | – | 20000 | 35000 | 6801 | ZZ | LLB | – | LLU | – | – | – | – | – | – | – | – |
| 24 | 6 | 0.3 | 2890 | 1460 | 27000 | – | 19000 | 32000 | 6901 | ZZ | LLB | – | LLU | N | NR | 22.8 | 1.05 | 0.8 | 0.2 | 26.8 | 0.7 | |
| 28 | 7 | 0.3 | 5100 | 2390 | 26000 | – | – | 30000 | 16001 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 28 | 8 | 0.3 | 5100 | 2390 | 26000 | 21000 | 18000 | 30000 | 6001 | ZZ | LLB | LLH | LLU | N | NR | – | – | – | – | – | – | |
| 32 | 10 | 0.6 | 6100 | 2750 | 22000 | 20000 | 16000 | 26000 | 6201 | ZZ | LLB | LLH | LLU | N | NR | 30.5 | 2.06 | 1.35 | 0.4 | 36.7 | 1.12 | |
| 37 | 12 | 1 | 9700 | 4200 | 20000 | 19000 | 15000 | 24000 | 6301 | ZZ | LLB | LLH | LLU | N | NR | 34.77 | 2.06 | 1.35 | 0.4 | 41.3 | 1.12 | |
| 15 | 24 | 5 | 0.3 | 2080 | 1260 | 26000 | – | 17000 | 31000 | 6802 | ZZ | LLB | – | LLU | – | – | – | – | – | – | – | – |
| 28 | 7 | 0.3 | 3650 | 2000 | 24000 | – | 16000 | 28000 | 6902 | ZZ | LLB | – | LLU | N | NR | 26.7 | 1.3 | 0.95 | 0.25 | 30.8 | 0.85 | |
| 32 | 8 | 0.3 | 5600 | 2830 | 22000 | – | – | 26000 | 16002 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 32 | 9 | 0.3 | 5600 | 2830 | 22000 | 18000 | 15000 | 26000 | 6002 | ZZ | LLB | LLH | LLU | N | NR | 30.15 | 2.06 | 1.35 | 0.4 | 36.7 | 1.12 | |
| 35 | 11 | 0.6 | 7750 | 3600 | 19000 | 18000 | 15000 | 23000 | 6202 | ZZ | LLB | LLH | LLU | N | NR | 33.17 | 2.06 | 1.35 | 0.4 | 39.7 | 1.12 | |
| 42 | 13 | 1 | 11400 | 5450 | 17000 | 15000 | 12000 | 21000 | 6302 | ZZ | LLB | LLH | LLU | N | NR | 39.75 | 2.06 | 1.35 | 0.4 | 46.3 | 1.12 | |
| 17 | 24 | 5 | 0.3 | 2080 | 1260 | 26000 | – | 17000 | 31000 | 6802 | ZZ | LLB | – | LLU | – | – | – | – | – | – | – | – |
| 28 | 7 | 0.3 | 3650 | 2000 | 24000 | – | 16000 | 28000 | 6902 | ZZ | LLB | – | LLU | N | NR | 28.7 | 1.3 | 0.95 | 0.25 | 32.8 | 0.85 | |
| 32 | 8 | 0.3 | 5600 | 2830 | 22000 | – | – | 26000 | 16002 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 32 | 9 | 0.3 | 5600 | 2830 | 22000 | 18000 | 15000 | 26000 | 6002 | ZZ | LLB | LLH | LLU | N | NR | 33.17 | 2.06 | 1.35 | 0.4 | 39.7 | 1.12 | |
| 35 | 11 | 0.6 | 7750 | 3600 | 19000 | 18000 | 15000 | 23000 | 6202 | ZZ | LLB | LLH | LLU | N | NR | 38.1 | 2.06 | 1.35 | 0.4 | 44.6 | 1.12 | |
| 42 | 13 | 1 | 11400 | 5450 | 17000 | 15000 | 12000 | 21000 | 6302 | ZZ | LLB | LLH | LLU | N | NR | 44.6 | 2.46 | 1.35 | 0.4 | 52.7 | 1.12 | |
| 20 | 32 | 7 | 0.3 | 4000 | 2470 | 21000 | – | 13000 | 25000 | 6804 | ZZ | LLB | – | LLU | N | NR | 30.7 | 1.3 | 0.95 | 0.25 | 34.8 | 0.85 |
| 37 | 9 | 0.3 | 6400 | 3700 | 19000 | – | 12000 | 23000 | 6904 | ZZ | LLB | – | LLU | N | NR | 35.7 | 1.7 | 0.95 | 0.25 | 39.8 | 0.85 | |
| 42 | 8 | 0.3 | 7900 | 4500 | 18000 | – | – | 21000 | 16004 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 42 | 12 | 0.6 | 9400 | 5050 | 18000 | 13000 | 11000 | 21000 | 6004 | ZZ | LLB | LLH | LLU | N | NR | 39.75 | 2.06 | 1.35 | 0.4 | 46.3 | 1.12 | |
| 47 | 14 | 1 | 12800 | 6650 | 16000 | 12000 | 10000 | 18000 | 6204 | ZZ | LLB | LLH | LLU | N | NR | 44.6 | 2.46 | 1.35 | 0.4 | 52.7 | 1.12 | |
| 52 | 15 | 1.1 | 15900 | 7900 | 14000 | 12000 | 10000 | 17000 | 6304 | ZZ | LLB | LLH | LLU | N | NR | 49.73 | 2.46 | 1.35 | 0.4 | 57.9 | 1.12 | |
| 22 | 44 | 12 | 0.6 | 9400 | 5050 | 17000 | 13000 | 10000 | 20000 | 60/22 | ZZ | LLB | LLH | LLU | N | NR | 41.75 | 2.06 | 1.35 | 0.4 | 48.3 | 1.12 |
| 50 | 14 | 1 | 12900 | 6800 | 14000 | 12000 | 9700 | 17000 | 62/22 | ZZ | LLB | LLH | LLU | N | NR | 47.6 | 2.46 | 1.35 | 0.4 | 55.7 | 1.12 | |
| 56 | 16 | 1.1 | 18400 | 9250 | 13000 | 11000 | 9200 | 15000 | 63/22 | ZZ | LLB | LLH | LLU | N | NR | 53.6 | 2.46 | 1.35 | 0.4 | 61.7 | 1.12 | |
| 25 | 37 | 7 | 0.3 | 4300 | 2950 | 18000 | – | 10000 | 21000 | 6805 | ZZ | LLB | – | LLU | N | NR | 35.7 | 1.3 | 0.95 | 0.25 | 39.8 | 0.85 |
| 42 | 9 | 0.3 | 7050 | 4550 | 16000 | – | 9800 | 19000 | 6905 | ZZ | LLB | – | LLU | N | NR | 40.7 | 1.7 | 0.95 | 0.25 | 44.8 | 0.85 | |
| 47 | 8 | 0.3 | 8350 | 5100 | 15000 | – | – | 18000 | 16005 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 47 | 12 | 0.6 | 15710 | 5850 | 15000 | 11000 | 9400 | 18000 | 6005 | ZZ | LLB | LLH | LLU | N | NR | 44.6 | 2.06 | 1.35 | 0.4 | 52.7 | 1.12 | |
| 52 | 15 | 1 | 14000 | 7850 | 13000 | 11000 | 8900 | 15000 | 6205 | ZZ | LLB | LLH | LLU | N | NR | 49.73 | 2.46 | 1.35 | 0.4 | 57.9 | 1.12 | |
| 62 | 17 | 1.1 | 21200 | 10900 | 12000 | 9700 | 8100 | 14000 | 6305 | ZZ | LLB | LLH | LLU | N | NR | 59.61 | 3.28 | 1.9 | 0.6 | 67.7 | 1.7 | |
| 80 | 21 | 1.5 | 34500 | 17500 | 10000 | – | – | 12000 | 6405 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 28 | 52 | 12 | 0.6 | 12500 | 7400 | 14000 | 10000 | 8400 | 16000 | 60/28 | ZZ | LLB | LLH | LLU | N | NR | 49.7 | 2.06 | 1.35 | 0.4 | 57.9 | 1.12 |
| 58 | 16 | 1 | 17900 | 9750 | 12000 | 9700 | 8100 | 14000 | 62/28 | ZZ | LLB | LLH | LLU | N | NR | 55.6 | 2.46 | 1.35 | 0.4 | 63.7 | 1.12 | |
| 68 | 18 | 1.1 | 26700 | 14000 | 11000 | 8900 | 7400 | 13000 | 63/28 | ZZ | LLB | LLH | LLU | N | NR | 64.82 | 3.28 | 1.9 | 0.6 | 74.6 | 1.7 | |
| 30 | 42 | 7 | 0.3 | 4700 | 3650 | 15000 | – | 8800 | 18000 | 6806 | ZZ | LLB | – | LLU | N | NR | 40.7 | 1.3 | 0.95 | 0.25 | 44.8 | 0.85 |
| 47 | 9 | 0.3 | 7250 | 5000 | 14000 | – | 8400 | 17000 | 6906 | ZZ | LLB | – | LLU | N | NR | 45.7 | 1.7 | 0.95 | 0.25 | 49.8 | 0.85 | |
| 55 | 9 | 0.3 | 11200 | 7350 | 13000 | – | – | 15000 | 16006* | – | – | – | – | – | – | – | – | – | – | – | – | |
| 55 | 13 | 1 | 13200 | 8300 | 13000 | 9200 | 7700 | 15000 | 6006 | ZZ | LLB | LLH | LLU | N | NR | 52.6 | 2.08 | 1.35 | 0.4 | 60.7 | 1.12 | |
| 62 | 16 | 1 | 19500 | 11300 | 11000 | 8800 | 7300 | 13000 | 6206 | ZZ | LLB | LLH | LLU | N | NR | 59.61 | 3.28 | 1.9 | 0.6 | 67.7 | 1.7 | |
| 72 | 19 | 1.1 | 26700 | 15000 | 10000 | 7900 | 6600 | 12000 | 6306 | ZZ | LLB | LLH | LLU | N | NR | 68.81 | 3.28 | 1.9 | 0.6 | 78.6 | 1.7 | |
| 32 | 58 | 13 | 1 | 11800 | 8050 | 12000 | 8700 | 7200 | 15000 | 60/32 | ZZ | LLB | LLH | LLU | N | NR | 55.6 | 2.08 | 1.35 | 0.4 | 63.7 | 1.12 |
| 65 | 17 | 1 | 20700 | 11600 | 11000 | 8400 | 7100 | 12000 | 62/32 | ZZ | LLB | LLH | LLU | N | NR | 62.6 | 3.28 | 1.9 | 0.6 | 70.7 | 1.7 | |
| 75 | 20 | 1.1 | 29800 | 16900 | 9500 | 7700 | 6500 | 11000 | 63/32* | ZZ | LLB | LLH | LLU | N | NR | 71.83 | 3.28 | 1.9 | 0.6 | 81.6 | 1.7 | |
| 35 | 47 | 7 | 0.3 | 4900 | 4050 | 13000 | – | – | 16000 | 6807* | ZZ | LLB | – | LLU | N | NR | 45.7 | 1.3 | 0.95 | 0.25 | 49.8 | 0.85 |
| 55 | 10 | 0.6 | 9550 | 6850 | 12000 | – | 7100 | 15000 | 6907 | ZZ | LLB | – | LLU | N | NR | 53.7 | 1.7 | 0.95 | 0.25 | 57.8 | 0.85 | |
| 62 | 9 | 0.3 | 11700 | 8200 | 12000 | – | – | 14000 | 16007* | – | – | – | – | – | – | – | – | – | – | – | – | |
| 62 | 14 | 1 | 16000 | 10300 | 12000 | 8200 | 6800 | 14000 | 6007 | ZZ | LLB | LLH | LLU | N | NR | 59.61 | 2.08 | 1.9 | 0.6 | 67.7 | 1.7 | |
| 72 | 17 | 1.1 | 25700 | 15300 | 9800 | 7600 | 6300 | 11000 | 6207 | ZZ | LLB | LLH | LLU | N | NR | 68.81 | 3.28 | 1.9 | 0.6 | 78.6 | 1.7 | |
| 80 | 21 | 1.5 | 33500 | 19100 | 8800 | 7300 | 6000 | 10000 | 6307 | ZZ | LLB | LLH | LLU | N | NR | 76.81 | 3.28 | 1.9 | 0.6 | 86.6 | 1.7 | |
| 52 | 7 | 0.3 | 5100 | 4400 | 12000 | – | – | 14000 | 6808 | ZZ | LLB | – | LLU | N | NR | 50.7 | 1.3 | 0.95 | 0.25 | 54.8 | 0.85 | |
| 40 | 62 | 12 | 0.6 | 12200 | 8900 | 11000 | – | 6300 | 13000 | 6908 | ZZ | LLB | – | LLU | N | NR | 60.7 | 1.7 | 0.95 | 0.25 | 64.8 | 0.85 |
| 68 | 9 | 0.3 | 12600 | 9650 | 10000 | – | – | 12000 | 16008* | – | – | – | – | – | – | – | – | – | – | – | – | |
| 68 | 15 | 1 | 16800 | 11500 | 10000 | 7300 | 6100 | 12000 | 6008 | ZZ | LLB | LLH | LLU | N | NR | 64.82 | 2.49 | 1.9 | 0.6 | 74.6 | 1.7 | |
| 80 | 18 | 1.1 | 29100 | 17800 | 8700 | 6700 | 5600 | 10000 | 6208 | ZZ | LLB | LLH | LLU | N | NR | 76.81 | 3.28 | 1.9 | 0.6 | 86.6 | 1.7 | |
| 90 | 23 | 1.5 | 40500 | 24000 | 7800 | 6400 | 5300 | 9200 | 6308 | ZZ | LLB | LLH | LLU | N | NR | 86.79 | 3.28 | 2.7 | 0.6 | 96.5 | 2.46 | |
| 45 | 58 | 7 | 0.3 | 5350 | 4950 | 11000 | – | 5900 | 12000 | 6809* | ZZ | LLB | – | LLU | N | NR | 56.7 | 1.3 | 0.95 | 0.25 | 60.8 | 0.85 |
| 68 | 12 | 0.6 | 13100 | 10400 | 9800 | – | 5600 | 12000 | 6909 | ZZ | LLB | – | LLU | N | NR | 66.7 | 1.7 | 0.95 | 0.25 | 70.8 | 0.85 | |
| 75 | 10 | 0.6 | 12900 | 10500 | 9200 | – | – | 11000 | 16009* | – | – | – | – | – | – | – | – | – | – | – | – | |
| 75 | 16 | 1 | 21000 | 15100 | 9200 | 6500 | 5400 | 11000 | 6009 | ZZ | LLB | LLH | LLU | N | NR | 71.83 | 2.49 | 1.9 | 0.6 | 81.6 | 1.7 | |
| 85 | 19 | 1.1 | 32500 | 20400 | 7800 | 6200 | 5200 | 9200 | 6209 | ZZ | LLB | LLH | LLU | N | NR | 81.81 | 3.28 | 1.9 | 0.6 | 91.6 | 1.7 | |
| 100 | 25 | 1.5 | 53000 | 32000 | 7000 | 5600 | 4700 | 8200 | 6309 | ZZ | LLB | LLH | LLU | N | NR | 96.8 | 3.28 | 2.7 | 0.6 | 106.5 | 2.46 | |
| 50 | 65 | 7 | 0.3 | 6600 | 6100 | 9600 | – | 5300 | 11000 | 6810 | ZZ | LLB | – | LLU | N | NR | 63.7 | 1.3 | 0.95 | 0.25 | 67.8 | 0.85 |
| 72 | 12 | 0.6 | 13400 | 11200 | 8900 | – | 5100 | 11000 | 6910* | ZZ | LLB | – | LLU | N | NR | 70.7 | 1.7 | 0.95 | 0.25 | 74.8 | 0.85 | |
| 80 | 10 | 0.6 | 13200 | 11300 | 8400 | – | – | 9800 | 16571 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 80 | 16 | 1 | 21800 | 16600 | 8400 | 6000 | 5000 | 9800 | 6571 | ZZ | LLB | LLH | LLU | N | NR | 76.81 | 2.49 | 1.9 | 0.6 | 86.6 | 1.7 | |
| 90 | 20 | 1.1 | 35000 | 23200 | 7100 | 5700 | 4700 | 8300 | 6210 | ZZ | LLB | LLH | LLU | N | NR | 86.79 | 3.28 | 2.7 | 0.6 | 96.5 | 2.46 | |
| 110 | 27 | 2 | 62000 | 38500 | 6400 | 5000 | 4200 | 7500 | 6310 | ZZ | LLB | LLH | LLU | N | NR | 106.81 | 3.28 | 2.7 | 0.6 | 116.6 | 2.46 | |
| 55 | 72 | 9 | 0.3 | 8800 | 8100 | 8700 | – | 4800 | 10000 | 6811* | ZZ | LLB | – | LLU | N | NR | 70.7 | 1.7 | 0.95 | 0.25 | 74.8 | 0.85 |
| 80 | 13 | 1 | 16000 | 13300 | 8200 | – | 4600 | 9600 | 6911* | ZZ | LLB | – | LLU | N | NR | 77.9 | 2.1 | 1.3 | 0.4 | 84.4 | 1.12 | |
| 90 | 11 | 0.6 | 18600 | 15300 | 7700 | – | – | 9000 | 16011* | – | – | – | – | – | – | – | – | – | – | – | – | |
| 90 | 18 | 1.1 | 28300 | 21200 | 7700 | – | 4500 | 9000 | 6011 | ZZ | LLB | – | LLU | N | NR | 86.79 | 2.87 | 2.7 | 0.6 | 96.5 | 2.46 | |
| 100 | 21 | 1.5 | 43500 | 29200 | 6400 | – | 4300 | 7600 | 6211* | ZZ | LLB | – | LLU | N | NR | 96.8 | 3.28 | 2.7 | 0.6 | 106.5 | 2.46 | |
| 120 | 29 | 2 | 71500 | 45000 | 5800 | – | 3900 | 6800 | 6311 | ZZ | LLB | – | LLU | N | NR | 115.21 | 4.06 | 3.1 | 0.6 | 129.7 | 2.82 | |
| 60 | 78 | 10 | 0.3 | 11500 | 10600 | 8000 | – | 4400 | 9400 | 6812* | ZZ | LLB | – | LLU | N | NR | 76.2 | 1.7 | 1.3 | 0.4 | 82.7 | 1.12 |
| 85 | 13 | 1 | 16400 | 14300 | 7600 | – | 4300 | 8900 | 6912* | ZZ | LLB | – | LLU | N | NR | 82.9 | 2.1 | 1.3 | 0.4 | 89.4 | 1.12 | |
| 95 | 11 | 0.6 | 20000 | 17500 | 7000 | – | – | 8300 | 16012* | – | – | – | – | – | – | – | – | – | – | – | – | |
| 95 | 18 | 1.1 | 29500 | 23200 | 7000 | – | 4100 | 8300 | 6012* | ZZ | LLB | – | LLU | N | NR | 91.82 | 2.87 | 2.7 | 0.6 | 101.6 | 2.46 | |
| 110 | 22 | 1.5 | 52500 | 36000 | 6000 | – | 3800 | 7000 | 6212 | ZZ | LLB | – | LLU | N | NR | 106.81 | 3.28 | 2.7 | 0.6 | 116.6 | 2.46 | |
| 130 | 31 | 2.1 | 82000 | 52000 | 5400 | – | 3600 | 6300 | 6312 | ZZ | LLB | – | LLU | N | NR | 125.22 | 4.06 | 3.1 | 0.6 | 139.7 | 2.82 | |
| 65 | 140 | 33 | 2.1 | 92500 | 60000 | 4900 | – | – | 5800 | 6313 | – | – | – | – | – | – | – | – | – | – | – | – |
| 70 | 150 | 35 | 3 | 104000 | 68000 | 4100 | – | – | 4800 | 6314* | – | – | – | – | – | – | – | – | – | – | – | – |
| Abutment and fillet dimensions (mm) | Weight (kg) | |||||||
| da | Da | ra | Dx | CY | CZ | rNa | Open (Approx) | |
| min | max | max | max | (Approx.) | max | max | max | |
| 12 | 12.5 | 17 | 0.3 | – | – | – | – | 0.005 |
| 12 | 13 | 20 | 0.3 | 25.5 | 1.5 | 0.7 | 0.3 | 0.009 |
| 12 | 13.5 | 24 | 0.3 | – | – | – | – | 0.019 |
| 14 | 16 | 26 | 0.6 | 35.5 | 2.9 | 1.2 | 0.5 | 0.032 |
| 14 | 17 | 31 | 0.6 | 40.5 | 2.9 | 1.2 | 0.5 | 0.053 |
| 14 | 14.5 | 19 | 0.3 | – | – | – | – | 0.006 |
| 14 | 15 | 22 | 0.3 | 27.5 | 1.5 | 0.7 | 0.3 | 0.011 |
| 14 | – | 26 | 0.3 | – | – | – | – | 0.019 |
| 14 | 16 | 26 | 0.3 | – | – | – | – | 0.571 |
| 16 | 17 | 28 | 0.6 | 37.5 | 2.9 | 1.2 | 0.5 | 0.037 |
| 17 | 18.5 | 32 | 1 | 42 | 2.9 | 1.2 | 0.5 | 0.06 |
| 17 | 17.5 | 22 | 0.3 | – | – | – | – | 0.007 |
| 17 | 17.5 | 26 | 0.3 | 31.5 | 1.9 | 0.9 | 0.3 | 0.016 |
| 17 | – | 30 | 0.3 | – | – | – | – | 0.571 |
| 17 | 19 | 30 | 0.3 | 37.5 | 2.9 | 1.2 | 0.3 | 0.03 |
| 19 | 20 | 31 | 0.6 | 40.5 | 2.9 | 1.2 | 0.5 | 0.045 |
| 20 | 23 | 37 | 1 | 47 | 2.9 | 1.2 | 0.5 | 0.082 |
| 19 | 19.5 | 24 | 0.3 | – | – | – | – | 0.008 |
| 19 | 20 | 28 | 0.3 | 33.5 | 1.9 | 0.9 | 0.3 | 0.018 |
| 19 | – | 33 | 0.3 | – | – | – | – | 0.032 |
| 19 | 21 | 33 | 0.3 | 40.5 | 2.9 | 1.2 | 0.3 | 0.039 |
| 21 | 23 | 36 | 0.6 | 45.5 | 2.9 | 1.2 | 0.5 | 0.066 |
| 22 | 25 | 42 | 1 | 53.5 | 3.3 | 1.2 | 0.5 | 0.115 |
| 22 | 22.5 | 30 | 0.3 | 35.5 | 1.9 | 0.9 | 0.3 | 0.019 |
| 22 | 24 | 35 | 0.3 | 40.5 | 2.3 | 0.9 | 0.3 | 0.036 |
| 22 | – | 40 | 0.3 | – | – | – | – | 0.051 |
| 24 | 26 | 38 | 0.6 | 47 | 2.9 | 1.2 | 0.5 | 0.069 |
| 25 | 28 | 42 | 1 | 53.5 | 3.3 | 1.2 | 0.5 | 0.106 |
| 26.5 | 28.5 | 45.5 | 1 | 58.5 | 3.3 | 1.2 | 0.5 | 0.144 |
| 26 | 26.5 | 40 | 0.6 | 49 | 2.9 | 1.2 | 0.5 | 0.074 |
| 27 | 29.5 | 45 | 1 | 56.5 | 3.3 | 1.2 | 0.5 | 0.117 |
| 28.5 | 31 | 49.5 | 1 | 62.5 | 3.3 | 1.2 | 0.5 | 0.176 |
| 27 | 28 | 35 | 0.3 | 40.5 | 1.9 | 0.9 | 0.3 | 0.571 |
| 27 | 29 | 40 | 0.3 | 45.5 | 2.3 | 0.9 | 0.3 | 0.042 |
| 27 | – | 45 | 0.3 | – | – | – | – | 0.06 |
| 29 | 30.5 | 43 | 0.6 | 53.5 | 2.9 | 1.2 | 0.5 | 0.08 |
| 30 | 32 | 47 | 1 | 58.5 | 3.3 | 1.2 | 0.5 | 0.128 |
| 31.5 | 35 | 55.5 | 1 | 68.5 | 4.6 | 1.7 | 0.5 | 0.232 |
| 33 | – | 72 | 1.5 | – | – | – | – | 0.53 |
| 32 | 34 | 48 | 0.6 | 58.5 | 2.9 | 1.2 | 0.5 | 0.098 |
| 33 | 35.5 | 53 | 1 | 64.5 | 3.3 | 1.2 | 0.5 | 0.171 |
| 34.5 | 38.5 | 61.5 | 1 | 76 | 4.6 | 1.7 | 0.5 | 0.284 |
| 32 | 33 | 40 | 0.3 | 45.5 | 1.9 | 0.9 | 0.3 | 0.026 |
| 32 | 34 | 45 | 0.3 | 50.5 | 2.3 | 0.9 | 0.3 | 0.048 |
| 32 | – | 53 | 0.3 | – | – | – | – | 0.091 |
| 35 | 37 | 50 | 1 | 61.5 | 2.9 | 1.2 | 0.5 | 0.116 |
| 35 | 39 | 57 | 1 | 68.5 | 4.6 | 1.7 | 0.5 | 0.199 |
| 36.5 | 43 | 65.5 | 1 | 80 | 4.6 | 1.7 | 0.5 | 0.36 |
| 37 | 39 | 53 | 1 | 64.5 | 2.9 | 1.2 | 0.5 | 0.129 |
| 37 | 40 | 60 | 1 | 71.5 | 4.6 | 1.7 | 0.5 | 0.226 |
| 38.5 | 43.5 | 68.5 | 1 | 83 | 4.6 | 1.7 | 0.5 | 0.382 |
| 37 | 38 | 45 | 0.3 | 50.5 | 1.9 | 0.9 | 0.3 | 0.571 |
| 39 | 40 | 51 | 0.6 | 58.8 | 2.3 | 0.9 | 0.5 | 0.074 |
| 37 | – | 60 | 0.3 | – | – | – | – | 0.11 |
| 40 | 42 | 57 | 1 | 68.5 | 3.4 | 1.7 | 0.5 | 0.155 |
| 41.5 | 45 | 65.5 | 1 | 80 | 4.6 | 1.7 | 0.5 | 0.288 |
| 43 | 47 | 72 | 1.5 | 88 | 4.6 | 1.7 | 0.5 | 0.457 |
| 42 | 43 | 50 | 0.3 | 55.5 | 1.9 | 0.9 | 0.3 | 0.033 |
| 44 | 45 | 58 | 0.6 | 65.5 | 2.3 | 0.9 | 0.5 | 0.11 |
| 42 | – | 66 | 0.3 | – | – | – | – | 0.125 |
| 45 | 47 | 63 | 1 | 76 | 3.8 | 1.7 | 0.5 | 0.19 |
| 46.5 | 51 | 73.5 | 1 | 88 | 4.6 | 1.7 | 0.5 | 0.366 |
| 48 | 54 | 82 | 1.5 | 98 | 5.4 | 2.5 | 0.5 | 0.63 |
| 47 | 48 | 56 | 0.3 | 61.5 | 1.9 | 0.9 | 0.3 | 0.04 |
| 49 | 51 | 64 | 0.6 | 72 | 2.3 | 0.9 | 0.5 | 0.128 |
| 49 | – | 71 | 0.6 | – | – | – | – | 0.171 |
| 50 | 52.5 | 70 | 1 | 83 | 3.8 | 1.7 | 0.5 | 0.237 |
| 51.5 | 55.5 | 78.5 | 1 | 93 | 4.6 | 1.7 | 0.5 | 0.398 |
| 53 | 61.5 | 92 | 1.5 | 108 | 5.4 | 2.5 | 0.5 | 0.814 |
| 52 | 54 | 63 | 0.3 | 68.5 | 1.9 | 0.9 | 0.3 | 0.052 |
| 54 | 55.5 | 68 | 0.6 | 76 | 2.3 | 0.9 | 0.5 | 0.132 |
| 54 | – | 76 | 0.6 | – | – | – | – | 0.18 |
| 55 | 57.5 | 75 | 1 | 88 | 3.8 | 1.7 | 0.5 | 0.261 |
| 56.5 | 60 | 83.5 | 1 | 98 | 5.4 | 2.5 | 0.5 | 0.454 |
| 59 | 68.5 | 101 | 2 | 118 | 5.4 | 2.5 | 0.5 | 1.07 |
| 57 | 59 | 70 | 0.3 | 76 | 2.3 | 0.9 | 0.3 | 0.083 |
| 60 | 61.5 | 75 | 1 | 86 | 2.9 | 1.2 | 0.5 | 0.18 |
| 59 | – | 86 | 0.6 | – | – | – | – | 0.258 |
| 61.5 | 64 | 83.5 | 1 | 98 | 5 | 2.5 | 0.5 | 0.388 |
| 63 | 67 | 92 | 1.5 | 108 | 5.4 | 2.5 | 0.5 | 0.601 |
| 64 | 74 | 111 | 2 | 131.5 | 6.5 | 2.9 | 0.5 | 1.37 |
| 62 | 64.5 | 76 | 0.3 | 87 | 2.5 | 1.2 | 0.3 | 0.106 |
| 65 | 66.5 | 80 | 1 | 91 | 2.9 | 1.2 | 0.5 | 0.193 |
| 64 | – | 91 | 0.6 | – | – | – | – | 0.283 |
| 66.5 | 69 | 88.5 | 1 | 103 | 5 | 2.5 | 0.5 | 0.414 |
| 68 | 75 | 102 | 1.5 | 118 | 5.4 | 2.5 | 0.5 | 0.783 |
| 71 | 80.5 | 119 | 2 | 141.5 | 6.5 | 2.9 | 0.5 | 1.73 |
| 76 | – | 129 | 2 | – | – | – | – | 2.08 |
| 81 | – | 139 | 2 | – | – | – | – | 2.52 |
FACTORY DETAILED PROCESSING PHOTOS
HIGH QUALITY CONTROL SYSTEM
FAQ
1. Why choose CZPT China?
Over the past 17 years, CZPT has always insisted that “products and services” start from Japanese industry standards,taking ZheJiang standards as the bottom line, actively invest in the development of new transmission components and self-experiment and test. With the service tenet of “exceeding customer expectations”, establish a “trusted” partnership.
2. What is your main products ?
We are a leading manufacturer and distributor of linear motion components in China. Especially miniature size of Ball Screws and Linear Actuators and linear motion guideways. Our brand “KGG” stands for ” Know-how,” ” Great Quality,” and ” Good value” and our factory is located in the most advanced city in China: ZheJiang with the best equipment and sophisticated technology, completely strict quality control system. Our aim is to supply world leader class linear motion components but with most reasonable price in the world.
3. How to Custom-made (OEM/ODM)?
If you have a product drawing or a sample, please send to us, and we can custom-made the as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.
4. When can I get the quotation?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price,please call us or tell us in your email so that we will regard your inquiry priority.
5. How can I get a sample to check the quality?
After confirmation of our quoted price, you can place the sample order. The sample will be started after you sign back our detailed technical file.
6. What’s your payment terms?
Our payment terms is 30% deposit,balance 70% before shipment. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Inner Diameter: | 40mm |
|---|---|
| Outer Diameter: | 62mm |
| Width: | 12mm |
| Weight: | 0.11kg |
| Aligning: | Aligning Bearing |
| Separated: | Unseparated |
| Customization: |
Available
| Customized Request |
|---|

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.

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.

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.


editor by CX 2024-03-07
China Good quality Scs50uu Sc50uu SMA50uu Linear Motion Ball Slide Bearing for Smith Machines drive shaft bearing
Product Description
Product Description
SCS50UU SC50UU SMA50UU Linear Motion Ball Slide Bearing for Smith Machines
| Products Name | Linear Bearing Slide Unit |
| Bore Diameter | 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm, 35mm, 40mm, 50mm |
| Material | Aluminum Housig + Bearing Steel Linear Bearings |
| Packing | White/Color Boxes |
| Lead Time | 3 – 5 Days for In-Stock Products, 10 – 20 Days for Bulk Order |
| Our Advantages | 1. Smooth Motion With Shafts |
| 2. Long Using Life and Good Apperance | |
| 3. Accurate Mouting Hole Sizes | |
| 4. Facatory Directly Sale and Good Price |
Product Parameters
Company Profile
Packaging & Shipping
Our Advantages
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Feature: | Smooth Motion |
|---|---|
| Function: | Super |
| Flange Shape: | Square |
| Samples: |
US$ 15/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. |
|---|

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.

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.

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.


editor by CX 2024-03-04
China manufacturer G10 All Size Bearing Ball 2.381mm 52100 Chrome Steel Ball Bearing drive shaft bearing
Product Description
G10 all size bearing ball 2.381mm 52100 chrome steel ball bearing
Product Parameters
|
Product Name |
Bearing ball |
| Material | Gcr15 |
| Size | 0.3 To 100mm |
| Shape | Round Ball |
| Surface Treatment | High Hardness And Wear Resistance |
| Application | automobile industry aerospace industry |
| Package | Plastic Bag+carton Box |
| Type | Solid |
| Certifications | ISO ROHS |
Detailed Photos
Production and Packing
Company Profile
is 1 of famous and professional stainless steel ball factory from china . We have 2 professional factory to produce steel ball ,one is in ZheJiang province(5000 square meters),other 1 is in ZheJiang province (10000 square meters ) .
With over 20years history,our factory have good reputation from our customers and government,so our factory passed ISO9001:2008 and our products got RHOS Certificates . We mainly produce stainless steel ball (201, 304, 316, 420,420C,440C,430). also produce chrome steel ball (AISI52100,100CR6,GCR15),carbon steel ball(1015,1571,1045,1085), copper brass balls, plastic ball,glass ball,Tungsten carbide ball, flying saucer ball, polishing media ball,ceramic ball,Aluminum ball and other kinds of material ball. We have the ability to provide many kinds of steel ball, of which accuracy range is G10-G1000,size 0.3mm-50.8mm. The brand “XinXin” is trusted deeply by customers. Welcome to visit our factory and looking forwarder to cooperate with you !
/* 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(/(.*?):(.*)$/))&&1
| Customized: | Customized |
|---|---|
| Certification: | CE, ISO |
| Standard Parts: | Yes |
| Universal: | Yes |
| Type: | Bearing Ball |
| Material: | Stainless Steel |
| Samples: |
US$ 30/kg
1 kg(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

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.

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.

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.


editor by CX 2024-02-24
China high quality Electric Fan Motor Oil Impregnated Spherical Powder Metallurgy Ball Ring Bearing drive shaft bearing
Product Description
Excellent powder metallurgy parts metallic sintered parts
We could offer various powder metallurgy parts including iron based and copper based with top quality and cheapest price, please only send the drawing or sample to us, we will according to customer’s requirement to make it. if you are interested in our product, please do not hesitate to contact us, we would like to offer the top quality and best service for you. thank you!
How do We Work with Our Clients
1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;
2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don’t even need to know what casting is;
3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.
5. We can arrange a technical communication meeting with you and our engineers together anytime if required.
| Place of origin: | Jangsu,China |
| Type: | Powder metallurgy sintering |
| Spare parts type: | Powder metallurgy parts |
| Machinery Test report: | Provided |
| Material: | Iron,stainless,steel,copper |
| Key selling points: | Quality assurance |
| Mould type: | Tungsten steel |
| Material standard: | MPIF 35,DIN 3571,JIS Z 2550 |
| Application: | Small home appliances,Lockset,Electric tool, automobile, |
| Brand Name: | OEM SERVICE |
| Plating: | Customized |
| After-sales Service: | Online support |
| Processing: | Powder Metallurgr,CNC Machining |
| Powder Metallurgr: | High frequency quenching, oil immersion |
| Quality Control: | 100% inspection |
The Advantage of Powder Metallurgy Process
1. Cost effective
The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost .
2. Complex shapes
Powder metallurgy allows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,like teeth ,splines ,profiles ,frontal geometries etc.
3. High precision
Achievable tolerances in the perpendicular direction of compacting are typically IT 8-9 as sintered,improvable up to IT 5-7 after sizing .Additional machining operations can improve the precision .
4. Self-lubrication
The interconnected porosity of the material can be filled with oils ,obtaining then a self-lubricating bearing :the oil provides constant lubrication between bearing and shaft ,and the system does not need any additional external lubricant .
5. Green technology
The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten.
FAQ
Q1: What is the type of payment?
A: Usually you should prepay 50% of the total amount. The balance should be pay off before shipment.
Q2: How to guarantee the high quality?
A: 100% inspection. We have Carl Zeiss high-precision testing equipment and testing department to make sure every product of size,appearance and pressure test are good.
Q3: How long will you give me the reply?
A: we will contact you in 12 hours as soon as we can.
Q4. How about your delivery time?
A: Generally, it will take 25 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. and if the item was non standard, we have to consider extra 10-15days for tooling/mould made.
Q5. Can you produce according to the samples or drawings?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6: How about tooling Charge?
A: Tooling charge only charge once when first order, all future orders would not charge again even tooling repair or under maintance.
Q7: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q8: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
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| Customized: | Customized |
|---|---|
| Certification: | IATF16949 |
| Standard Parts: | No |
| Samples: |
US$ 20/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
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|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|

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.

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.

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.


editor by CX 2024-02-17