Product Description
Company Profile
MKS Hydraulics ZheJiang Co., Ltd.is a scientific and professional bearing producing enterprise, gathering R&D, producing and sales as 1 integration.mainly operating on non-standard, special andgeneral bearings.
The company is especially focusing on the research and manufacture of general high-tech production with the 20 years R&D experience, professional R&D staff and advanced equipment, of which 8 sets are imported equipment and 40 sets are high-precision processing equipment. it has invested for building a modern workshop, including 1 Bainite heat processing workshop of world advanced level, 1 machine processing workshop, 2 moder thermostatic &no-dust roller grinders, assembly workshop, physical-chemical testing center, heating laboratory and moder-managed warehouse. Depending on the markets in China and abroad, the company puts an active attitude upon products R&D, resulting a healthy circulation of 1 development generation, 1 reserve generation, and 1 producion generation. The enterprise enlarges the R&D investment, creates own brand, and strives to increase the exporting products of high-tech & high value-added, gains the honorable sales result and grows into 1 of the largest R&D enterprise in China of non-standard bearing and special bearing.
The advanced technology, outstanding quaity and considerable service after sales with enthusiasm make us get the rapid development in quite short time of years, and now it becomes the largest developing and producing enterprise in Asia of concrete carrier truck, speed-reducing machine,mine-digging machine, hydraulic pump spindle bearing and crecent bearing. With the continuing and wholly new developing theory of Technology is the motivation and quality is the life, We are not only pursuing the leading position in China, but also determined to march into the worldwide bearing area during it developing process, The products are mainly applied on the industries of mine, metalurgy, engineering, machineny, machine tool,electronic machine and so on, The products have gained the excllent sales resul in the markets of Europe, Southeast Asia, Middle East and so on in a dozen of countries and areas.
Company Environment
Company Advantages
Packaging & Shipping
FAQ
1. how can we guarantee quality?
Always final Inspection before shipment;
2.what can you buy from us?
Auto Bearing,Bearing Housing,Taper Roller Bearing,Casting,Hydraulic pump,Hydraulic parts,excavator parts and so on.
Ceep groove ball bearing/Self aligning ball bearing/Cylindrical roller bearing/Spherical roller bearing/ Angular contact ball bearing/Tapered roller bearing/ Thrust ball bearing/Thrust cylindrical roller bearing/Needle roller bearing
3. why should you buy from us not from other suppliers?
One stop bearing and mechanical customized parts,
Designed bearing,
Small quantity order available
Factory price offer
OEM ODM bearing service
4.What is the transportation?
lf small quantity,we suggest to send by express,such as DHL,UPS,TNT FEDEX flarge amount,by air or sea shipping.
5.Can we design packaging?
Except regular packing,and we can make customer’s own packing.
6.What’s your payment method?
We can accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, MoneyGram etc.
7.Can the company provide free samples?
We can provide samples for free. You only need to provide shipping.
8.Is the company a production factory or a trading company?
MKS company is a manufacturing enterprise focusing on bearings ,hydraulic pumps and hydraulic parts , produce and sales.
If you have any questions,Please contact us,We must be reply quickly.
/* 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(/(.*?):(.*)$/))&&1
| Raceway Super Finishing: | Yes |
|---|---|
| Bearing Grade: | P3 |
| Service: | OEM / ODM Customized Logo |
| Shipment: | by Sea, by Air, by Express |
| Quality: | Good /High Quality |
| Features: | High Precision, High Speed, Long Life |
| Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

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.

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?
Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:
- Size:
The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.
- Load Capacity:
Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.
- Precision:
Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.
- Speed:
Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.
- Friction and Efficiency:
Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.
- Applications:
Miniature ball bearings find applications in various industries and sectors:
- Electronics and Consumer Devices:
They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.
- Medical and Dental Equipment:
Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.
- Robotics and Automation:
Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.
- Aerospace and Defense:
They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.
- Optics and Instrumentation:
Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.
Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

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 2024-05-13
China supplier Active-Power Industries Suspension Strut Bearings China Suppliers 51220/51222 Precision Thrust Ball Bearing with Hot selling
Product Description
ACTIVE-POWER INDUSTRIES Suspension Strut Bearings China Suppliers 51220/51222 Precision Thrust Ball Bearing
Product Description
Thrust ball bearings are designed to withstand thrust loads during high-speed operation and consist of washer-shaped rings with raceway grooves for ball rolling. Because the ferrule is cushion-shaped, thrust ball bearings are divided into 2 types: flat base cushion type and self-aligning spherical cushion type. In addition, this kind of bearing can bear axial load, but cannot bear radial load.
Composition of thrust ball bearings: Thrust ball bearings are composed of 3 parts: seat ring, shaft ring, and steel ball cage assembly. The shaft ring matched with the shaft is called the seat ring matched with the shell.
Thrust ball bearing Type:
According to the force situation, it can be divided into one-way thrust ball bearing and two-way thrust ball bearing. One-way thrust ball bearings can bear a one-way axial load. Two-way thrust ball bearings can withstand two-way axial loads, in which the shaft ring is matched with the shaft. The mounting surface of the seat ring is a spherical bearing, which has self-aligning performance and can reduce the influence of installation errors. Thrust ball bearings cannot bear radial loads, and the limit speed is low.
Thrust ball bearing Features:
1. There are 2 types of one-way and two-way
2. In order to allow installation errors, whether it is one-way or two-way, you can choose the spherical self-aligning spherical seat cushion type or the spherical seat ring type.
3. High-quality steel – using ultra-clean steel that can extend bearing life by up to 80%
4. Advanced grease technology ― lubricant technology can extend the life of grease and improve the performance of bearings
5. High-grade steel balls – quiet and smooth when rotating at high speed
6. With the ferrule in the option, installation errors can be tolerated.
Product Parameters
| Product Name | Thrust Ball Bearing |
| Type | Thrust Bearing |
| Structure | Ball structure / Roller structure |
| Applicable Industries | Machinery repair shop, automobile, agricultural machinery, mechanical equipment |
| Size | 5mm-500mm |
| Accuracy Grade | P0, P6, P5, P4 |
| Origin | ZheJiang , China |
| Material | GCr15 |
| Retainer Material | Copper/Steel/Nylon |
| Service | OEM / ODM |
| Certificate | ISO9001:2008 |
| Thrust Bearing | |||
| 51100 | 51200 | 51304 | 51405 |
| 51101 | 51201 | 51305 | 51406 |
| 51102 | 51202 | 51306 | 51407 |
| 51103 | 51203 | 51307 | 51408 |
| 51104 | 51204 | 51308 | 51409 |
| 51105 | 51205 | 51309 | 51410 |
| 51106 | 51206 | 51310 | 51411 |
| 51107 | 51207 | 51311 | 51412 |
| 51108 | 51208 | 51312 | 51413 |
| 51109 | 51209 | 51313 | 51414 |
| 51110 | 51210 | 51314 | 51415 |
| 51111 | 51211 | 51315 | 51416 |
| 51112 | 51212 | 51316 | 51417 |
| 51113 | 51213 | 51317 | 51418 |
| 51114 | 51214 | 51318 | 51419 |
| 51115 | 51215 | 51320 | 51420 |
| 51116 | 51216 | 51322 | 51422 |
| 51117 | 51217 | 51324 | 51424 |
| 51118 | 51218 | 51326 | 51426 |
| 51120 | 51220 | 51328 | 958705 |
| 51122 | 51222 | 51330 | |
| 51124 | 51224 | 51332 | 81126 |
| 51126 | 51226 | 51334 | 81128 |
| 51128 | 51228 | 51336 | 81130 |
| 51130 | 51230 | 81134 | |
| 51132 | 51232 | 81205 | |
| 51134 | 51234 | 81206 | |
| 51136 | 51236 | 81207 | |
| 51138 | 51238 | 81208 | |
| 51140 | 51240 | 81209 | |
| 51144 | 51244 | 81210 | |
| 51248 | 81211 | ||
| 51252 | 81212 | ||
| 51256 | 81213 | ||
| 81214 | |||
| 81215 | |||
| 81216 | |||
| 81217 | |||
| 81218 | |||
| 81220 | |||
| 81222 | |||
Company Profile
HangZhou Active-Power Industrial. is located in HangZhou, ZheJiang , China. The factory has been committed to the production research and development of bearings for more than 20 years. We support OEM and ODM bearing customization.
The main products are: Deep Groove Ball Bearing Taper Roller Bearing Tapered Roller Bearing Auto Wheel Hub Bearing Cylindrical Roller Bearing Spherical Roller Bearing Motor Bearing Needle Roller Bearing Angular Contact Ball Bearing.
FAQ
Q1:What is your Before-sales Service?
1>. Offer to bear related consultation about technology and application;
2>.Help customers with bearing choice, clearance configuration, product” life, and reliability analysis;
3>. Offer highly cost-effective and complete solution program according to site conditions;
4>. Offer localized program on introduced equipment to save running cost
Q2: What is your After-sales Service?
1>. Offer training about bearing installation and maintenance;
2>.Help customers with trouble diagnosis and failure analysis;
3>. Visit customers regularly and feedback on their rational suggestions and requirements to the company.
Q3: How about your company’s strength?
1>.FREE SAMPLES:
contact us by email or trade manager, we will send the free samples according to your request.
2>. World-Class Bearing:
We provide our customers with all types of indigenous roller bearings of world-class quality.
3>.OEM or Non-Stand Bearings:
Any requirement for Non-standard roller bearings is Easily Fulfilled by us due to our vast knowledge and links in the industry.
4>.Genuine products With Excellent Quality:
The company has always proved the 100% quality products it provides with genuine intent.
5>. After-Sales Service and Technical Assistance:
The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
6>.Quick Delivery:
The company provides just-in-time delivery with its streamlined supply chain.
7>.Cost Saving:
We provide long-life, shock-resistant, and high-reliability roller bearings with excellent quality and better performance.
Resulting in increased cost savings.
Q4: What will we do if you are not satisfied with the product?
A: If have any abnormal, Please contact us at the first time, and we will immediately process
Q5: How long will you respond to our problems?
A: We will respond within 1 hour. 24 hours to solve your problem
Q6: Is optional lubrication provided?
A: We can offer a wide range of oils and greases for a variety of applications. Please contact our engineer for technical
assistance with any special requirements
/* 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(/(.*?):(.*)$/))&&1
| Product Name: | Auto Bearing |
|---|---|
| Keywords: | Thrust Ball Bearing |
| Bearing Material: | Copper / Steel / Nylon |
| Precision Rating: | P0 P5 P6 |
| Bearing Clearance: | C0 C3 C4 C5 |
| Bore Size: | 5mm-500mm |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| 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.

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?
Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:
- Material Composition:
Ceramic Ball Bearings:
Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.
Traditional Steel Ball Bearings:
Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.
- Friction and Heat:
Ceramic Ball Bearings:
Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.
Traditional Steel Ball Bearings:
Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.
- Weight:
Ceramic Ball Bearings:
Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.
Traditional Steel Ball Bearings:
Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.
- Corrosion Resistance:
Ceramic Ball Bearings:
Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.
Traditional Steel Ball Bearings:
Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.
- Speed and Precision:
Ceramic Ball Bearings:
Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.
Traditional Steel Ball Bearings:
Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.
- Cost:
Ceramic Ball Bearings:
Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.
Traditional Steel Ball Bearings:
Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.
In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

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 2024-04-26
China wholesaler 03b380m 03b400m 03b1500 03bcp380mm 03bcpn400mm Ex Gr Cooper Split Bearing Tapered Roller Bearing Thrust Ball Bearing bearing bronze
Product Description
COMPANY PROFILE
CZPT Hydraulics ZheJiang Co., Ltd.is a scientific and professional bearing producing enterprise, gathering R&D, producing and sales as 1 integration.mainly operating on non-standard, special andgeneral bearings.
The company is especially focusing on the research and manufacture of general high-tech production with the 20 years R&D experience, professional R&D staff and advanced equipment, of which 8 sets are imported equipment and 40 sets are high-precision processing equipment. it has invested for building a modern workshop, including 1 Bainite heat processing workshop of world advanced level, 1 machine processing workshop, 2 moder thermostatic &no-dust roller grinders, assembly workshop, physical-chemical testing center, heating laboratory and moder-managed warehouse. Depending on the markets in China and abroad, the company puts an active attitude upon products R&D, resulting a healthy circulation of 1 development generation, 1 reserve generation, and 1 producion generation. The enterprise enlarges the R&D investment, creates own brand, and strives to increase the exporting products of high-tech & high value-added, gains the honorable sales result and grows into 1 of the largest R&D enterprise in China of non-standard bearing and special bearing.
The advanced technology, outstanding quaity and considerable service after sales with enthusiasm make us get the rapid development in quite short time of years, and now it becomes the largest developing and producing enterprise in Asia of concrete carrier truck, speed-reducing machine,mine-digging machine, hydraulic pump spindle bearing and crecent bearing. With the continuing and wholly new developing theory of Technology is the motivation and quality is the life, We are not only pursuing the leading position in China, but also determined to march into the worldwide bearing area during it developing process, The products are mainly applied on the industries of mine, metalurgy, engineering, machineny, machine tool,electronic machine and so on, The products have gained the excllent sales resul in the markets of Europe, Southeast Asia, Middle East and so on in a dozen of countries and areas.
COMPANY ENVIREMENT
PRODUCT LIST
| 01/01E SERIES | 02/02E SERIES | ||||||
| Number | Shaft Diameter (inch) |
Number | Shaft Diameter (inch) |
Number | Shaft Diameter (inch) |
Number | Shaft Diameter (inch) |
| 01B103 EX/GR | 1 3-16″ | 01B500 EX/GR | 5″ | 02B115 EX/GR | 1 15/16″ | 02EB607 EX/GR | 6 7/16″ |
| 01B104 EX/GR | 1 1/4″ | 01B503 EX/GR | 5 3/16″ | 02B200 EX/GR | 2″ | 02EB608 EX/GR | 6 1/2″ |
| 01B107EX/GR | 1 7/16″ | 01B507 EX/GR | 5 7/16″ 394 | 02B203 EX/GR | 2 3/16″ | 02EB615 EX/GR | 6 15/16″ |
| 01B108EX/GR | 1 1/2″ | 01B508 EX/GR | 5 1/2″ | 02B204 EX/GR | 2 1/4″ | 02EB700 EX/GR | 7″ |
| 01EB111EX/GR | 1 11/16″ | 01B515 EX/GR | 5 15/16″ | 02B207 EX/GR | 2 7/16″ | 02EB715 EX/GR | 7 15/16″ |
| 01EB112EX/GR | 1 3/4″ | 01B600 EX/GR | 6″ | 02B208 EX/GR | 2 1/2″ | 02EB800 EX/GR | 8″ |
| 01EB115EX/GR | 1 15/16″ | 01EB607 EX/GR | 6 7/16″ | 02B211 EX/GR | 2 11/16″ | 02EB900 EX/GR | 9″ |
| 01EB200EX/GR | 2″ | 01EB608 EX/GR | 6 1/2″ | 02B212 EX/GR | 2 3/4″ | 02EB1000 EX/GR | 10″ |
| 01EB203EX/GR | 2 3/16″ | 01B615 EX/GR | 6 15/16″ | 02B215 EX/GR | 2 15/16″ | 02EB1100 EX/GR | 11″ |
| 01EB204EX/GR | 2 1/4″ | 01B700 EX/GR | 7″ | 02B300 EX/GR | 3″ | 02EB1200 EX/GR | 12″ |
| 01EB207EX/GR | 2 7/16″ | 01EB715 EX/GR | 7 15/16″ | 02B303 EX/GR | 3 3/16″ | 02B1300 EX/GR | 13″ |
| 01EB208EX/GR | 2 1/2″ | 01EB800 EX/GR | 8″ | 02B304 EX/GR | 3 1/4″ | 02B1400 EX/GR | 14″ |
| 01EB211EX/GR | 2 11/16″ | 01EB900 EX/GR | 9″ | 02B307 EX/GR | 3 7/16″ | 02B1500 EX/GR | 15″ |
| 01EB212EX/GR | 2 3/4″ | 01EB1000 EX/GR | 10″ | 02B308 EX/GR | 3 1/2″ | 02B1600 EX/GR | 16″ |
| 01EB215EX/GR | 2 15/16″ | 01EB1100 EX/GR | 11″ | 02B311 EX/GR | 3 11/16″ | 02B1700 EX/GR | 17″ |
| 01EB300EX/GR | 3″ | 01EB1200 EX/GR | 12″ | 02B312 EX/GR | 3 3/4″ | 02B1800 EX/GR | 18″ |
| 01EB303EX/GR | 3 3/16″ | 01B1300 EX/GR | 13″ | 02B315 EX/GR | 3 15/16″ | 02B1900 EX/GR | 19″ |
| 01EB304EX/GR | 3 1/4″ | 01B1400 EX/GR | 14″ | 02B400 EX/GR | 4″ | 02B2000 EX/GR | 20″ |
| 01EB307EX/GR | 3 7/16″ | 01B1500 EX/GR | 15″ | 02B403 EX/GR | 4 3/16″ | 02B2100 EX/GR | 21″ |
| 01EB308EX/GR | 3 1/2″ | 01B1600 EX/GR | 16″ | 02B407 EX/GR | 4 7/16″ | 02B2200 EX/GR | 22″ |
| 01EB311EX/GR | 3 11/16″ | 01B1700 EX/GR | 17″ | 02B408 EX/GR | 4 1/2″ | 02B2300 EX/GR | 23″ |
| 01EB312EX/GR | 3 3/4″ | 01B1800 EX/GR | 18″ | 02B415 EX/GR | 4 15/16″ | 02B2400 EX/GR | 24″ |
| 01EB315EX/GR | 3 15/16″ | 01B1900 EX/GR | 19″ | 02B500 EX/GR | 5″ | ||
| 01EB400EX/GR | 4″ | 01B2000 EX/GR | 20″ | 02B503 EX/GR | 5 3/16″ | ||
| 01EB403EX/GR | 4 3/16″ | 01B2100 EX/GR | 21″ | 02B507 EX/GR | 5 7/16″ | ||
| 01EB407EX/GR | 4 7/16″ | 01B2200 EX/GR | 22″ | 02B508 EX/GR | 5 1/2″ | ||
| 01B408 EX/GR | 4 1/2″ | 01B2300 EX/GR | 23″ | 02B515 EX/GR | 5 15/16″ | ||
| 01B415 EX/GR | 4 15/16″ | 01B2400 EX/GR | 24″ | 02B600 EX/GR | 6″ | ||
| 100 SERIES | 03E SERIES | Reminder | |||||
| Number | Shaft Diameter (inch) |
Number | Shaft Diameter (inch) |
Number | Shaft Diameter (inch) |
Add ‘EX’ or ‘GR’ to reference for expansion or fixed type.
respectively,e.g:Bearing:03 B 280M EX or 03 B 1100 EX. Cartridge:03 C 280M EX or 03 C 83 EX. |
|
| 100 B 215EX/GR | 2 15/16″ | 03B315 EX/GR | 3 15/16″ | 03B800 EX/GR | 8″ | ||
| 100 B 300EX/GR | 3″ | 03B400 EX/GR | 4″ | 03B900 EX/GR | 9″ | ||
| 100 B 307EX/GR | 3 7/16″ | 03B407 EX/GR | 4 7/16″ | 03B1000 EX/GR | 10″ | ||
| 100 B 315EX/GR | 3 15/16″ | 03B408 EX/GR | 4 1/2″ | 03EB1100 EX/GR | 11″ | ||
| 100 B 400EX/GR | 4″ | 03B415 EX/GR | 4 15/16″ | 03B1200 EX/GR | 12″ | ||
| 100 B 407EX/GR | 4 7/16″ | 03B500 EX/GR | 5″ | 03B1300 EX/GR | 13″ | ||
| 100 B 408EX/GR | 4 1/2″ | 03B507 EX/GR | 5 7/16″ | 03EB1400 EX/GR | 14″ | ||
| 100 B 415EX/GR | 4 15/16″ | 03B508 EX/GR | 5 1/2″ | 03B1500 EX/GR | 15″ | ||
| 100 B 500EX/GR | 5″ | 03B515 EX/GR | 5 15/16″ | 03EB1700 EX/GR | 17″ | ||
| 100 B 507EX/GR | 5 7/16″ | 03B600 EX/GR | 6″ | 03EB1800 EX/GR | 18″ | ||
| 100 B 508EX/GR | 5 1/2″ | 03B607 EX/GR | 6 7/16″ | 03B2000 EX/GR | 20″ | ||
| 100 B 515EX/GR | 5 15/16″ | 03B608 EX/GR | 6 1/2″ | 03EB2200 EX/GR | 22″ | ||
| 100 B 600EX/GR | 6″ | 03B615 EX/GR | 6 15/16″ | 03EB2300 EX/GR | 23″ | ||
| 100 B 715EX/GR | 7 15/16″ | 03B700 EX/GR | 7″ | ||||
| 100 B 800EX/GR | 8″ | 03B715 EX/GR | 7 15/16″ | ||||
| Chinese model | |||
| 01B O1EB | |||
| 01B35M EX GR | 01B115M EX GR | 01B220M EX GR | 01B1400-360M EX GR |
| 01B40M EX GR | 01B120M EX GR | 01B230M EX GR | 01B360M EX GR |
| 01EB45M EX GR | 01B125M EX GR | 01B240M EX GR | 01B380M EX GR |
| 01EB50M EX GR | 01B130M EX GR | 01B250M EX GR | 01B390M EX GR |
| 01EB55M EX GR | 01B135M EX GR | 01B1000-260M EX GR | 01B400M EX GR |
| 01EB60M EX GR | 01B140M EX GR | 01B260M EX GR | 01B420M EX GR |
| 01EB65M EX GR | 01B150M EX GR | 01B270M EX GR | 01B440M EX GR |
| 01EB70M EX GR | 01B155M EX GR | 01B275M EX GR | 01B3460M EX GR |
| 01EB75M EX GR | 01B600-160M EX GR | 01B280M EX GR | 01B480M EX GR |
| 01EB80M EX GR | 01B160M EX GR | 01B290M EX GR | 01B500M EX GR |
| 01EB85M EX GR | 01B608-170M EX GR | 01B300M EX GR | 01B530M EX GR |
| 01EB90M EX GR | 01B170M EX GR | 01B320M EX GR | 01B3560M EX GR |
| 01EB95M EX GR | 01B175M EX GR | 01B330M EX GR | 01B3580M EX GR |
| 01EB100M EX GR | 01B180M EX GR | 01B1300-340M EX GR | 01B3600M EX GR |
| 01EB105M EX GR | 01B190M EX GR | 01B340M EX GR | |
| 01B110M EX GR | 01B200M EX GR | 01B350M EX GR | |
| 02B 02EB | |||
| 02B50M EX GR | 02B125M EX GR | 02B220M EX GR | 02B400M EX GR |
| 02B60M EX GR | 02B130M EX GR | 02B230M EX GR | 02B420M EX GR |
| 02B65M EX GR | 02B140M EX GR | 02B240M EX GR | 02B440M EX GR |
| 02B70M EX GR | 02B145M EX GR | 02B250M EX GR | 02B460M EX GR |
| 02B75M EX GR | 02B150M EX GR | 02B260M EX GR | 02B480M EX GR |
| 02B80M EX GR | 02B155M EX GR | 02B280M EX GR | 02B500M EX GR |
| 02B85M EX GR | 02B600-160M EX GR | 02B300M EX GR | 02B530M EX GR |
| 02B90M EX GR | 02B160M EX GR | 02B320M EX GR | 02B560M EX GR |
| 02B100M EX GR | 02B170M EX GR | 02B330M EX GR | 02B580M EX GR |
| 02B105M EX GR | 02B175M EX GR | 02B340M EX GR | 02B600M EX GR |
| 02B110M EX GR | 02B180M EX GR | 02B350M EX GR | |
| 02B115M EX GR | 02B190M EX GR | 02B360M EX GR | |
| 02B120M EX GR | 02B200M EX GR | 02B380M EX GR | |
| 03B 03EB 03XB 03E | |||
| 03B100M EX GR | 03B190M EX GR | 03B290M EX GR | 03EB440M EX GR |
| 03B110M EX GR | 03EB600M EX GR | 03B300M EX GR | 03EB460M EX GR |
| 03B120M EX GR | 03B200M EX GR | 03B320M EX GR | 03XB460M EX GR |
| 03B130M EX GR | 03B220M EX GR | 03EB340M EX GR | 03XB480M EX GR |
| 03B140M EX GR | 03B240M EX GR | 03EB360M EX GR | 03B500M EX GR |
| 03B150M EX GR | 03B250M EX GR | 03XB360M EX GR | 03B530M EX GR |
| 03B160M EX GR | 03B260M EX GR | 03B380M EX GR | 03EB560M EX GR |
| 03B170M EX GR | 03XB280M EX GR | 03B400M EX GR | |
| 03B180M EX GR | 03EB280M EX GR | 03EB420M EX GR | |
| 100B | |||
| 100B75M EX GR | 100B100M EX GR | 100B120M EX GR | 100B140M EX GR |
| 100B85M EX GR | 100B110M EX GR | 100B130M EX GR | 100B140M EX GR |
PRODUCT OVERVIEW
HOUSING TYPES
INTERNAL STRUCTURE
COMPANY ADVANTANGES
FAQ
1. how can we guarantee quality?
Always final Inspection before shipment;
2.what can you buy from us?
Auto Bearing,Bearing Housing,Taper Roller Bearing,Casting,Hydraulic pump,Hydraulic parts,excavator parts and so on.
Ceep groove ball bearing/Self aligning ball bearing/Cylindrical roller bearing/Spherical roller bearing/ Angular contact ball bearing/Tapered roller bearing/ Thrust ball bearing/Thrust cylindrical roller bearing/Needle roller bearing
3. why should you buy from us not from other suppliers?
One stop bearing and mechanical customized parts,
Designed bearing,
Small quantity order available
Factory price offer
OEM ODM bearing service
4.What is the transportation?
lf small quantity,we suggest to send by express,such as DHL,UPS,TNT FEDEX flarge amount,by air or sea shipping.
5.Can we design packaging?
Except regular packing,and we can make customer’s own packing.
6.What’s your payment method?
We can accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, MoneyGram etc.
7.Can the company provide free samples?
We can provide samples for free. You only need to provide shipping.
8.Is the company a production factory or a trading company?
MKS company is a manufacturing enterprise focusing on bearings ,hydraulic pumps and hydraulic parts , produce and sales.
If you have any questions,Please contact us,We must be reply quickly.
/* 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(/(.*?):(.*)$/))&&1
| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Single |
| Outer Dimension: | Small and Medium-Sized (60-115mm) |
| Material: | Bearing Steel |
| Spherical: | Aligning Bearings |
| Load Direction: | Radial Bearing |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

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 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 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 2024-04-22
China Hot selling 51130 Low Noise Thrust Ball Bearing for Heavy Lifting Hook Bearing bearing driver
Product Description
PRODUCT DESCRIPTION
Thrust ball bearings are produced as single
direction or double direction thrust ball
bearings. They are designed to
accommodate axial loads only and must
not be subjected to any radial load.
Thrust ball bearings are separable, the
shaft washer, housing washer(s), ball and
cage assembly(s) can be mounted
separately. Shaft washers have a ground
bore to enable an interference fit. The bore
of the housing washer is turned and always
larger than the shaft washer bore.
PRODUCT DETAILS
Single direction thrust ball bearings:
consist of 2 washers with raceways and
balls guided b a cage. Washers have flat
seating surfaces, and that is why they must
be supported so that all balls can be evenly
loaded. Bearings carry the axial load only
in 1 direction. They are not CZPT to carry
radial forces.
Double direction thrust ball bearings:
have 2 cages with balls between the
central shaft washer and 2 houding
washers with flat seating surfaces. The
shaft washer has raceways on both sides
and is fixed on the journal. Bearings are
CZPT to carry only axial forces in both
directions.
PRODUCT PARAMETERS
| Bearing | ID | OD | B | Cr | Cor | Max speed | Max Speed | Mass |
| NO. | (Grease) | (Oil) | ||||||
| (mm) | (mm) | (mm) | (kN) | (kN) | (r/min) | (r/min) | (kg) | |
| 51100 | 10 | 24 | 9 | 10 | 14 | 6500 | 10000 | 0.02 |
| 51101 | 12 | 26 | 9 | 10.3 | 15.4 | 6500 | 10000 | 0.571 |
| 51102 | 15 | 28 | 9 | 10.5 | 16.8 | 6100 | 9400 | 0.571 |
| 51103 | 17 | 30 | 9 | 10.8 | 18.2 | 6100 | 9400 | 0.571 |
| 51104 | 20 | 35 | 10 | 14.2 | 24.7 | 5100 | 7900 | 0.04 |
| 51105 | 25 | 42 | 11 | 19.5 | 37.2 | 4400 | 6800 | 0.059 |
| 51106 | 30 | 47 | 11 | 20.4 | 42.2 | 4300 | 6600 | 0.068 |
| 51107 | 35 | 52 | 12 | 20.4 | 44.7 | 3900 | 6000 | 0.09 |
| 51108 | 40 | 60 | 13 | 26.9 | 62.8 | 3400 | 5300 | 0.12 |
| 51109 | 45 | 65 | 14 | 27.8 | 69.1 | 3200 | 5000 | 0.15 |
| 51110 | 50 | 70 | 14 | 28.8 | 75.4 | 3100 | 4800 | 0.16 |
| 51111 | 55 | 78 | 16 | 32.4 | 95.6 | 2800 | 4400 | 0.24 |
| 51112 | 60 | 85 | 17 | 41.4 | 113 | 2600 | 4000 | 0.29 |
| 51113 | 65 | 90 | 17 | 41.7 | 117 | 2400 | 3700 | 0.34 |
| 51114 | 70 | 95 | 18 | 43 | 127 | 2300 | 3600 | 0.36 |
| 51115 | 75 | 100 | 19 | 42.3 | 127 | 2200 | 3400 | 0.42 |
| 51116 | 80 | 105 | 19 | 44.6 | 141 | 2100 | 3300 | 0.43 |
| 51117 | 85 | 110 | 19 | 45.9 | 150 | 2100 | 3200 | 0.46 |
| 51118 | 90 | 120 | 22 | 59.7 | 190 | 1900 | 2900 | 0.68 |
| 51120 | 100 | 130 | 25 | 85 | 268 | 1600 | 2500 | 0.99 |
| 51122 | 110 | 145 | 25 | 87.1 | 288 | 1600 | 2400 | 1.08 |
| 51124 | 120 | 155 | 25 | 89 | 308 | 1500 | 2300 | 1.16 |
| 51126 | 130 | 170 | 30 | 104 | 352 | 1300 | 2000 | 1.87 |
| 51128 | 140 | 180 | 31 | 107 | 377 | 1200 | 1900 | 2.2 |
| 51130 | 150 | 190 | 31 | 109 | 402 | 1200 | 1900 | 2.15 |
| 51132 | 160 | 200 | 31 | 112 | 427 | 1200 | 1800 | 2.28 |
| 51134 | 170 | 215 | 34 | 134 | 512 | 1100 | 1700 | 3.25 |
| 51136 | 180 | 225 | 34 | 135 | 528 | 1000 | 1600 | 3.39 |
| 51138 | 190 | 240 | 37 | 170 | 657 | 970 | 1500 | 3.95 |
| 51140 | 200 | 250 | 37 | 172 | 677 | 940 | 1450 | 4.13 |
| 51144 | 220 | 270 | 37 | 177 | 739 | 880 | 1350 | 4.5 |
| 51148 | 240 | 300 | 45 | 241 | 1571 | 750 | 1150 | 7.38 |
| 51152 | 260 | 320 | 45 | 231 | 990 | 710 | 1100 | 7.93 |
| 51156 | 280 | 350 | 53 | 329 | 1430 | 640 | 900 | 12 |
| 51160 | 300 | 380 | 62 | 363 | 1610 | 540 | 810 | 17.5 |
| 51164 | 320 | 400 | 63 | 379 | 1760 | 540 | 810 | 19 |
| 51168 | 340 | 420 | 64 | 387 | 1860 | 500 | 770 | 20.5 |
| 51172 | 360 | 440 | 66 | 394 | 1960 | 500 | 720 | 21.5 |
| 51176 | 380 | 460 | 65 | – | – | – | – | |
| 51188 | 440 | 540 | 80 | – | – | – | – | |
| 51200 | 10 | 26 | 11 | 12.7 | 17.1 | 5700 | 8800 | 0.03 |
| 51201 | 12 | 28 | 11 | 13.2 | 19 | 5400 | 8300 | 0.034 |
| 51202 | 15 | 32 | 12 | 16.6 | 24.8 | 4900 | 7500 | 0.046 |
| 51203 | 17 | 35 | 12 | 17.2 | 27.3 | 4900 | 7500 | 0.053 |
| 51204 | 20 | 40 | 14 | 22.3 | 37.7 | 3900 | 6000 | 0.082 |
| 51205 | 25 | 47 | 15 | 27.8 | 50.4 | 3600 | 5500 | 0.12 |
| 51206 | 30 | 52 | 16 | 29.3 | 58.2 | 3400 | 5200 | 0.15 |
| 51207 | 35 | 62 | 18 | 39.2 | 78.2 | 2900 | 4500 | 0.22 |
| 51208 | 40 | 68 | 19 | 46.9 | 98.3 | 2700 | 4200 | 0.27 |
| 51209 | 45 | 73 | 20 | 47.7 | 105 | 2600 | 4000 | 0.32 |
| 51210 | 50 | 78 | 22 | 48.5 | 111 | 2300 | 3600 | 0.39 |
| 51211 | 55 | 90 | 25 | 69.4 | 159 | 2100 | 3200 | 0.61 |
| 51212 | 60 | 95 | 26 | 73.6 | 179 | 1900 | 3000 | 0.69 |
| 51213 | 65 | 100 | 27 | 74.8 | 189 | 1900 | 2900 | 0.77 |
| 51214 | 70 | 105 | 27 | 73.6 | 189 | 1800 | 2800 | 0.81 |
| 51215 | 75 | 110 | 27 | 77.4 | 209 | 1800 | 2700 | 0.86 |
| 51216 | 80 | 115 | 28 | 78.5 | 218 | 1700 | 2600 | 0.95 |
| 51217 | 85 | 125 | 31 | 92.3 | 251 | 1500 | 2300 | 1.29 |
| 51218 | 90 | 135 | 35 | 117 | 326 | 1400 | 2100 | 1.77 |
| 51219 | 95 | 140 | 40 | 135 | 375 | 1300 | 2000 | 2.2 |
| 51220 | 100 | 150 | 38 | 147 | 410 | 1200 | 1900 | 2.36 |
| 51222 | 110 | 160 | 38 | 148 | 431 | 1200 | 1800 | 2.57 |
| 51224 | 120 | 170 | 39 | 154 | 472 | 1100 | 1700 | 2.86 |
| 51226 | 130 | 190 | 45 | 203 | 622 | 970 | 1500 | 4.09 |
| 51228 | 140 | 200 | 46 | 215 | 669 | 940 | 1450 | 4.46 |
| 51230 | 150 | 215 | 50 | 244 | 768 | 840 | 1300 | 5.64 |
| 51232 | 160 | 225 | 51 | 247 | 803 | 810 | 1250 | 6.53 |
| 51234 | 170 | 240 | 55 | 269 | 874 | 750 | 1150 | 8.12 |
| 51236 | 180 | 250 | 56 | 294 | 986 | 710 | 1100 | 8.68 |
| 51238 | 190 | 270 | 62 | 298 | 1571 | 650 | 1000 | 11.7 |
| 51240 | 200 | 280 | 62 | 314 | 1110 | 620 | 950 | 12.2 |
| 51244 | 220 | 300 | 63 | 342 | 1310 | 580 | 900 | 13.5 |
| 51248 | 240 | 340 | 78 | 442 | 1800 | 520 | 800 | 23.1 |
| 51304 | 20 | 47 | 18 | – | – | – | – | 0.13 |
| 51305 | 25 | 52 | 18 | 35.7 | 61.4 | 3100 | 4800 | 0.18 |
| 51306 | 30 | 60 | 21 | 42.8 | 78.7 | 2700 | 4200 | 0.27 |
| 51307 | 35 | 68 | 24 | 55.5 | 105 | 2400 | 3700 | 0.39 |
| 51308 | 40 | 78 | 26 | 69.3 | 135 | 2100 | 3300 | 0.55 |
| 51309 | 45 | 85 | 28 | 80 | 163 | 1900 | 3000 | 0.69 |
| 51310 | 55 | 95 | 31 | 91.6 | 186 | 1800 | 2700 | 1 |
| 51311 | 55 | 105 | 35 | 119 | 246 | 1600 | 2400 | 1.34 |
| 51312 | 60 | 110 | 35 | 124 | 267 | 1500 | 2300 | 1.43 |
| 51313 | 65 | 115 | 36 | 128 | 287 | 1400 | 2200 | 1.57 |
| 51314 | 70 | 125 | 40 | 148 | 339 | 1300 | 2000 | 2.06 |
| 51315 | 75 | 135 | 44 | 171 | 396 | 1200 | 1900 | 2.68 |
| 51316 | 80 | 140 | 44 | 176 | 424 | 1200 | 1800 | 2.82 |
| 51317 | 85 | 150 | 49 | 206 | 489 | 1100 | 1700 | 3.66 |
| 51318 | 90 | 155 | 50 | 213 | 524 | 1000 | 1600 | 3.88 |
| 51319 | 95 | 160 | 52 | 225 | 563 | 960 | 1500 | 4.5 |
| 51320 | 100 | 170 | 55 | 236 | 596 | 940 | 1450 | 5.11 |
| 51322 | 110 | 190 | 63 | 280 | 754 | 810 | 1250 | 7.72 |
| 51324 | 120 | 210 | 70 | 325 | 931 | 710 | 1100 | 10.6 |
| 51326 | 130 | 225 | 75 | 346 | 1030 | 650 | 1000 | 13 |
| 51328 | 140 | 240 | 180 | 367 | 1130 | 620 | 950 | 15.5 |
| 51330 | 150 | 250 | 80 | 377 | 1200 | 580 | 900 | 16.3 |
| 51332 | 160 | 270 | 87 | 470 | 1570 | 550 | 850 | 21 |
| 51334 | 170 | 280 | 87 | 463 | 1570 | 520 | 800 | 22 |
| 51336 | 180 | 300 | 95 | 463 | 1580 | 490 | 750 | 28.1 |
| 51338 | 190 | 320 | 105 | 543 | 1950 | 440 | 680 | 36 |
| 51340 | 200 | 340 | 110 | 596 | 2220 | 420 | 650 | 42.9 |
| 51405 | 25 | 60 | 24 | 55.6 | 89.4 | 2600 | 4000 | 0.34 |
| 51406 | 30 | 70 | 28 | 72.8 | 126 | 2200 | 3400 | 0.53 |
| 51407 | 35 | 80 | 32 | 87.1 | 155 | 1900 | 2900 | 0.79 |
| 51408 | 40 | 90 | 36 | 113 | 205 | 1700 | 2600 | 1.14 |
| 51409 | 45 | 100 | 39 | 130 | 242 | 1500 | 2300 | 1.47 |
| 51410 | 50 | 110 | 43 | 148 | 283 | 1400 | 2100 | 1.99 |
| 51411 | 55 | 120 | 48 | 178 | 359 | 1200 | 1900 | 2.64 |
| 51412 | 60 | 130 | 51 | 201 | 397 | 1100 | 1700 | 3.51 |
| 51413 | 56 | 140 | 56 | 232 | 493 | 1000 | 1600 | 4.47 |
| 51414 | 70 | 150 | 60 | 250 | 553 | 940 | 1450 | 5.48 |
| 51415 | 75 | 160 | 65 | 252 | 560 | 880 | 1350 | 6.75 |
| 51416 | 80 | 170 | 68 | 270 | 621 | 810 | 1250 | 7.97 |
| 51417 | 85 | 180 | 72 | 307 | 753 | 780 | 1200 | 9.29 |
| 51418 | 90 | 190 | 77 | 327 | 826 | 710 | 1100 | 11 |
| 51419 | 94 | 200 | 80 | – | – | – | – | 11.8 |
| 51420 | 100 | 210 | 85 | 368 | 983 | 620 | 950 | 14.6 |
| 51422 | 120 | 250 | 90 | 379 | 1070 | 550 | 850 | 19.8 |
| 51426 | 130 | 270 | 110 | 498 | 1540 | 490 | 750 | 31.4 |
| 51428 | 140 | 280 | 112 | 520 | 1680 | 450 | 700 | 33.9 |
| 51430 | 150 | 300 | 120 | 568 | 1910 | 420 | 650 | 41.6 |
| 52202 | 15 | 32 | 22 | 16.5 | 24.8 | 4800 | 6700 | 0.082 |
| 52203 | 17 | 35 | 13.2 | – | – | – | – | 0.0506 |
| 52204 | 20 | 40 | 26 | 22.3 | 37.7 | 3900 | 6000 | 0.144 |
| 52205 | 25 | 47 | 28 | 27.7 | 50.4 | 3600 | 5500 | 0.23 |
| 52206 | 30 | 52 | 29 | 28.1 | 54.3 | 3400 | 5200 | 0.27 |
| 52207 | 35 | 62 | 34 | 40.7 | 83.8 | 2900 | 4500 | 0.42 |
| 52208 | 40 | 68 | 36 | 46.9 | 98.3 | 2700 | 4200 | 0.54 |
| 52209 | 45 | 73 | 37 | 47.7 | 105 | 2600 | 4000 | 0.64 |
| 52210 | 50 | 78 | 39 | 48.5 | 111 | 2300 | 3600 | 0.71 |
| 52211 | 55 | 90 | 45 | 69.4 | 159 | 2100 | 3200 | 1.12 |
| 52212 | 60 | 95 | 46 | 73.6 | 179 | 1900 | 3000 | 1.15 |
| 52213 | 65 | 100 | 47 | 74.8 | 189 | 1900 | 2900 | 1.36 |
| 52214 | 70 | 105 | 47 | 73.6 | 189 | 1800 | 2800 | 1.52 |
| 52215 | 75 | 110 | 47 | 77.4 | 209 | 1800 | 2700 | 1.6 |
| 52216 | 80 | 115 | 48 | 78.5 | 218 | 1700 | 2600 | 1.73 |
| 52217 | 85 | 125 | 55 | 92.3 | 251 | 1500 | 2300 | 2.22 |
| 52218 | 90 | 135 | 62 | 117 | 326 | 1400 | 2100 | 3.14 |
| 52220 | 100 | 150 | 67 | 147 | 410 | 1200 | 1900 | 4.2 |
| 52222 | 110 | 160 | 67 | 148 | 431 | 1200 | 1800 | – |
| 52226 | 130 | 190 | 80 | 203 | 622 | 970 | 1500 | – |
| 52230 | 150 | 215 | 89 | 244 | 768 | 840 | 1300 | – |
| 52234 | 170 | 240 | 97 | 269 | 874 | 750 | 1150 | – |
| 52240 | 200 | 280 | 109 | 314 | 1110 | 620 | 950 | – |
| 52244 | 220 | 300 | 110 | 342 | 1310 | 580 | 900 | – |
| 52305 | 25 | 52 | 34 | 35.7 | 61.4 | 3100 | 4800 | 0.321 |
| 52306 | 30 | 60 | 38 | 42.8 | 78.7 | 2700 | 4200 | 0.494 |
| 52307 | 35 | 68 | 44 | 55.5 | 105 | 2400 | 3700 | 0.71 |
| 52308 | 40 | 78 | 49 | 69.3 | 135 | 2100 | 3300 | 1.06 |
| 52309 | 45 | 85 | 32 | 80 | 163 | 1900 | 3000 | 1.26 |
| 52310 | 50 | 95 | 58 | 91.6 | 186 | 1800 | 2700 | 1.68 |
| 52311 | 55 | 105 | 64 | 119 | 246 | 1600 | 2400 | 2.5 |
| 52312 | 60 | 110 | 64 | 124 | 267 | 1500 | 2300 | 2.7 |
| 52313 | 65 | 115 | 65 | 128 | 287 | 1400 | 2200 | 2.9 |
| 52314 | 70 | 125 | 72 | 148 | 339 | 1300 | 2000 | 3.9 |
| 52315 | 75 | 135 | 79 | 171 | 396 | 1200 | 1900 | 5 |
| 52316 | 80 | 140 | 79 | 176 | 424 | 1200 | 1800 | 6.2 |
| 52317 | 85 | 150 | 87 | 206 | 489 | 1100 | 1700 | – |
| 52318 | 90 | 155 | 88 | 213 | 524 | 1000 | 1600 | – |
| 52320 | 100 | 170 | 97 | 236 | 596 | 940 | 1450 | 9.112 |
| 52322 | 110 | 190 | 110 | 280 | 754 | 810 | 1250 | 12.5 |
| 52324 | 120 | 210 | 123 | 325 | 931 | 710 | 1100 | 20.3 |
| 52326 | 130 | 225 | 130 | 346 | 1030 | 650 | 1000 | – |
| 52328 | 140 | 240 | 140 | 367 | 1130 | 620 | 950 | – |
| 52332 | 160 | 270 | 153 | 470 | 1570 | 550 | 850 | – |
| 52334 | 170 | 280 | 153 | 463 | 1570 | 520 | 800 | – |
| 52336 | 180 | 300 | 165 | 463 | 1580 | 490 | 750 | – |
| 52338 | 190 | 320 | 183 | – | – | – | – | – |
| 52340 | 200 | 340 | 192 | 596 | 2220 | 420 | 650 | – |
| 52405 | 25 | 60 | 45 | 55.6 | 89.4 | 2600 | 4000 | – |
| 52406 | 30 | 70 | 52 | 72.8 | 126 | 2200 | 3400 | – |
| 52407 | 35 | 80 | 59 | 87.1 | 155 | 1900 | 2900 | – |
| 52408 | 40 | 90 | 65 | 113 | 205 | 1700 | 2600 | – |
| 52411 | 55 | 120 | 87 | 178 | 359 | 1200 | 1900 | – |
| 52412 | 60 | 130 | 93 | 201 | 397 | 1100 | 1700 | – |
| 52413 | 65 | 140 | 101 | 232 | 493 | 1000 | 1600 | – |
| 52415 | 75 | 160 | 115 | 252 | 560 | 880 | 1350 | – |
| 52416 | 80 | 170 | 120 | 270 | 621 | 810 | 1250 | – |
| 52418 | 90 | 190 | 135 | 327 | 826 | 710 | 1100 | 9.76 |
| 52422 | 110 | 230 | 166 | 379 | 1070 | 550 | 850 | – |
| 52424 | 120 | 250 | 177 | 480 | 1460 | 520 | 800 | – |
| 52426 | 130 | 270 | 192 | 498 | 1540 | 490 | 750 | – |
Application of thrust ball bearing:
1.Thrust Ball Bearings should use close to the radial bearing,
in order to prevent the effect of shafts deflection.
2.When using big size ball bearings on a horizontal shaft, preload should be implemented to
prevent the clearance between housing washer and balls.
3.Under the inevitable circumstances of shaft deflection and misalignment,
aligning seat washer should be applied.
COMPANY PROFILE
ZheJiang Dente International Trade Co.,Ltd is a comprehensive enterprise with factory and trading company. we are focusing on import and export business based on our own bearing factory which is located in HangZhou City where is the largest bearing wholesale base in China.
Our company is specialized in developing various bearings which include deep groove ball bearings, tapered roller bearings, outer spherical bearings, self-aligning ball bearings, spherical roller bearings, cylindrical roller bearings, thrust ball bearings, non-standard bearings of automobiles. Simultaneously we also supply needle roller bearings, stainless steel bearings ,inch series bearings, non-standard bearings, the series of special bearings, imported bearings of global famous brand.
Our company mission is to supply high-quality bearings with competitive price for customers. And our company philosophy is based on excellent service, quick feedback, working sincerely, and team work. We hope to create a beautiful future together with customers.
TESTING EQUIPMNET
Package
A.tube package + outer carton + pallets
B.single box + outer carton + pallets
C.tube package + middle box + outer carton + pallets
D.According to your request.
FAQ
1. How long is your delivery term?
Our standard product delivery term is normally 30 days. A new product development cycle is 60 days in normal. Under normal circumstances, there are standing stock for regular types. You can email us to learn more details.
2. Where is your port of shipment located?
Our main port of shipment is HangZhou port, and we may operate at other ports if required by the customer.
3. I couldn’t find a design to fit my application in your catalog. Can you help me design a bearing?
Yes, technical expertise is available to assist you with engineering design for custom products. Available options include, but are not limited to, custom rings, retainers, balls, shields, lubricants, and packaging. We look forward to working with you to satisfy your rotary motion requirements.
4. Is optional lubrication provided?
We can offer a wide range of oils and greases for a variety of applications. Please contact our engineer for technical assistance with any special requirements.
5. What is the difference between using a shield or a seal as a ball bearing closure?
Shields or seals are often installed to retain lubricant and to prevent contamination from entering the bearing. While a shield contacts the outer ring and does not come in contact with the inner ring, the seal generally comes in contact with both the inner and outer rings. Torque or drag is lower with a shield than with a seal. Alternately, the seal provides a higher degree of protection from contamination. Shields and seals are available in a variety of materials and configurations. /* 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(/(.*?):(.*)$/))&&1
| Contact Angle: | 0 |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Separated |
| Samples: |
US$ 0.5/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. |
|---|

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.

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 2024-04-13
China high quality 53215 53216 53217 53218 53220 53222 Thrust Ball Bearing ball bearing
Product Description
Product Description
Detailed Photos
Composition of Thrust Ball Bearing
Thrust ball bearings generally consist of 2 or more thrust washers and several rolling elements. The thrust washers are typically divided into shaft washers and seat washers, and the rolling elements are typically held together by a steel or copper cage.
There are 2 types: one-way and two-way. The former can withstand unidirectional axial loads, while the latter can withstand bidirectional axial loads. However, both types are not suitable for radial loads or high-speed rotation. Bearings with a spherical installation surface on the seat ring (self-aligning seat ring type or with a self-aligning cushion) have self-aligning properties, which can reduce the impact of installation errors.
Packaging & Shipping
FAQ
SAMPLES
1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay
samples charge and shipping cost.
3.It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1.MOQ: 10 pcs mix different standard bearings.
2.MOQ: 3000 pcs customized your brand bearings.
OEM POLICY
1.We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
2.We can custom your packaging according to your design
3.All copyright own by clients and we promised don’t disclose any info.
SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email,thanks!
We have all kinds of bearings, just tell me your item number and quantity,best price will be offered to you soon
The material of the bearings, precision rating, seals type,OEM service,etc, all of them we can make according to your requirement.
/* 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(/(.*?):(.*)$/))&&1
| Bearing Direction: | Radial |
|---|---|
| Lubricating Film Thickness: | Thin Film Lubrication |
| Presicion: | P0, P6, P5, P4, P2 |
| Bore Size: | 3 – 2390 mm |
| Bushing Material: | Self-Lubrication |
| Lubricating Way: | Maintenance-Free Bearing |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
|---|

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.

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 2024-03-07
China Best Sales 51215 8215 Chrome Steel 75*110*27mm High Precision Single Direction Thrust Ball Bearing supplier
Product Description
| No | Item | Data |
| 1 | Bearing No. | 51215 |
| 2 | Internal Diameter(mm) | 75 |
| 3 | Outside Diameter(mm) | 110 |
| 4 | Width | 27 |
| 5 | Weight (kgs) | 0.85 |
/* 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
| Aligning: | Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Double |
| Material: | Bearing Steel |
| Specification: | 75*110*27mm |
| Origin: | China |

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 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 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 2024-02-23
China wholesaler High Quality China Japan Sweden Thrust NSK-Timken-OEM CZPT CZPT Ball Bearing Roller supplier
Product Description
Product Description
Deep groove ball bearings are the most widely used bearing type and are particularly versatile. They have low friction and are optimized for low noise and low vibration which enables high rotational speeds. They accommodate radial and axial loads in both directions, are easy to mount and require less maintenance than other bearing types.
| Product Name | deep groove ball bearing |
| Material | Bearing Steel |
| Bearing Package | Barreled, bagged, boxed, palletized or as customers’ requirement. |
| Standard | DIN GB ISO JIS |
| Application Area | Mining/metallurgy/agriculture/chemical industry/textile/machinery |
| Delivery time | 3-10 days depends on quantity needed |
Features and Benefits:
1. Low friction and running temperatures, low noise, and vibration
2. High running speeds
3. High quality and performance capabilities for your application
4. Accommodate radial loads and axial loads in both directions
5. Available with a variety of greases for most conditions, including food quality grease, high-temperature grease, and Solid Oil
6. Increased reliability and provide long bearing and lubricant service life
Applications:
Electric motors and generators
Agriculture
Material handling
Industrial transmissions
Food and beverage
Industrial pumps
Industrial fans
Two and 3 wheelers
Cars and light trucks
| Model | Bruttopris i DKK | ID(d) | OD(D) | Width (B) | Weight |
| 6306-Z | 69729 | 30 | 72 | 19 | 3700 |
| 6307 | 60583 | 35 | 80 | 21 | 4800 |
| 6307 NR | 63820 | 35 | 866 | 21 | 4800 |
| 6307C3 | 60583 | 35 | 80 | 21 | 4800 |
| 6307-DDU | 90661 | 35 | 80 | 21 | 4900 |
| 6307-ZZCM | 72772 | 35 | 80 | 21 | 5000 |
| 6307-Z | 69050 | 35 | 80 | 21 | 4900 |
| 6307-Z | 118114 | 35 | 80 | 21 | 4400 |
| 6307-ZNR | 72653 | 35 | 866 | 21 | 4900 |
| 6308 | 64984 | 40 | 90 | 23 | 6700 |
| 6308 N | 73936 | 40 | 90 | 23 | 6600 |
| 6308 NR | 75316 | 40 | 965 | 23 | 6800 |
| 6308 NRC3 | 75718 | 40 | 965 | 23 | 6800 |
| 6308 -TVHC3 | 64633 | 40 | 90 | 23 | 5800 |
| 6308C3 | 69661 | 40 | 90 | 23 | 6700 |
| 6308-ZZCM | 75547 | 40 | 90 | 23 | 7000 |
| 6308-Z | 74660 | 40 | 90 | 23 | 6800 |
| 6308-ZNR | 75913 | 40 | 965 | 23 | 6800 |
| 6309 | 81329 | 45 | 100 | 25 | 8900 |
| 6309 NR | 89557 | 45 | 1065 | 25 | 9000 |
| 6309 NRC3 | 92743 | 45 | 1065 | 25 | 9000 |
| 6309C3 | 81329 | 45 | 100 | 25 | 8900 |
| 6309-ZZCM | 10571 | 45 | 100 | 25 | 9100 |
| 6309-Z | 92631 | 45 | 100 | 25 | 9000 |
| 6309-ZNR | 93183 | 45 | 1065 | 25 | 9100 |
| 6310 | 97390 | 50 | 110 | 27 | 11500 |
Our Advantages
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 3-10 days of payment being received.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.
Please feel free to contact us, if you have any other question
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Seals Type: | Zz, 2RS |
|---|---|
| Cage: | Steel, Brass |
| Model Number: | 6000, 6200, 6300series |
| Customization: |
Available
| Customized Request |
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?
Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:
- Size:
The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.
- Load Capacity:
Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.
- Precision:
Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.
- Speed:
Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.
- Friction and Efficiency:
Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.
- Applications:
Miniature ball bearings find applications in various industries and sectors:
- Electronics and Consumer Devices:
They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.
- Medical and Dental Equipment:
Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.
- Robotics and Automation:
Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.
- Aerospace and Defense:
They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.
- Optics and Instrumentation:
Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.
Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

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 2024-02-08
China OEM High Quality Deep Groove Thrust Ball Cojinete, Rodamientos Bearing manufacturer
Product Description
Description of the bearing:
Deep groove ball bearing are the most representative of rolling bearings, simple structure, easy to use and versatile. Such bearings are non-separable bearings, the inner and outer rings are rolled into a ditch arc type, can bear radial load axial load: Low coefficient of friction, high limiting speed, suitable for high-speed, low noise, low vibration occassions.
Such bearing are widely used in automobiles, machine tools, motor, instrumentation, construction machinery, railway vehicles, agricultural machinery and various equipment industry machinery.
About Our Company:
1. With more than 25 years experiences of producing and R&D bearings.
2. All of ours roller bearing and ball bearings with CE ISO TUV certificate
3. Our products have been exported to about 30 country/areas, and enjoyed a high reputation on the domestic and overseas market.
4. The OEM, OES and ODM are available.
5. Professional after-sales team.
6. Offering most reasonable price.
Similar series models:
| Basic Bearing No. | Bore | Outer Diameter | Width | Radius | Basic Load | Weight | |
| D | D | W | R | Rating KN | Kg/PC | ||
| mm inch | mm inch | mm inch | mm inch | Dynamic | Static | ||
| C | C0 | ||||||
| 6000 | 10.3937 | 26 1.5716 | 8.3150 | 0.3. 012 | 4.55 | 1.96 | 0.019 |
| 6001 | 12.4724 | 28 1.1571 | 8.3150 | 0.3. 012 | 5.1 | 2.39 | 0.571 |
| 6002 | 15.5906 | 32 1.2598 | 9.3543 | 0.3. 012 | 5.6 | 2.84 | 0.03 |
| 6003 | 17.6693 | 35 1.3780 | 10.3937 | 0.3. 012 | 6.8 | 3.35 | 0.039 |
| 6004 | 20.7874 | 42 1.6535 | 12.4724 | 0.6. 571 | 9.4 | 5.05 | 0.069 |
| 6005 | 25.9843 | 47 1.8504 | 12.4724 | 0.6. 571 | 10.1 | 5.85 | 0.08 |
| 6006 | 30 1.1811 | 55 2.1654 | 13.5118 | 1.0. 039 | 13.2 | 8.3 | 0.116 |
| 6007 | 35 1.3780 | 62 2.4409 | 14.5512 | 1.0. 039 | 16 | 10.3 | 0.155 |
| 6008 | 40 1.5748 | 68 2.6772 | 15.5906 | 1.0. 039 | 16.8 | 11.5 | 0.185 |
| 6009 | 45 1.7717 | 75 2.9528 | 16.6299 | 1.0. 039 | 21 | 15.1 | 0.231 |
| 6571 | 50 1.9685 | 80 3.1496 | 16.6299 | 1.0. 039 | 21.8 | 16.6 | 0.25 |
| 6011 | 55 2.1654 | 90 3.5433 | 18.7087 | 1.1.043 | 28.3 | 21.2 | 0.362 |
| 6012 | 60 2.3622 | 95 3.7402 | 18.7087 | 1.1. 043 | 29.5 | 23.2 | 0.385 |
| 6013 | 65 2.9551 | 100 3.9370 | 18.7087 | 1.1. 043 | 31.9 | 25 | 0.44 |
| 6014 | 70 2.7559 | 110 4.3307 | 20.7874 | 1.1. 043 | 39.7 | 31 | 0.6 |
| 6015 | 75 2.9528 | 115 4.5276 | 20.7874 | 1.1. 043 | 41.6 | 33.5 | 0.64 |
| 6016 | 80 3.1496 | 125 4.9213 | 22.8681 | 1.1. 043 | 47.5 | 40 | 0.854 |
| 6017 | 85 3.3465 | 130 5.1181 | 22.8681 | 1.1. 043 | 49.5 | 43 | 0.89 |
| 6018 | 90 3.5433 | 140 5.5118 | 24.9449 | 1.5. 059 | 58 | 49.5 | 1. 02 |
Main products:
1. Deep Groove Ball Bearings
2. Spherical Roller Bearing
3. Tapered Roller Bearing
4. Thrust Ball Bearing
5. Cylindrical Roller Bearing
6. Angular Contact Ball Bearing
7. Pillow Block Bearing
8. Other types of bearings
FAQ:
1. Are you a factory or a trading company?
ZheJiang XSY bearing Co., Ltd. is a professional factory of deep groove ball bearings
2. Is OEM available?
Yes, OEM is available. We have professional designer to help your brand promotion.
3. Is the sample available?
Yes, samples are available for you to test the quality.
4. Have the products been tested before shipping?
Yes, all of our bearings have been tested before delivery.
5. What’s benefit will you bring?
Your clients will be satisfied of the quality.
Your clients continue orders.
Your can get good reputation from your market and obtain more orders.
Our Package:
*industrial pakage+outer carton+pallets
*sigle box+outer carton+pallets
*Tube package+middle box+outer carton+pallets
*According to your requirments
Delivery method:
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| Presicion: | P0 P6 P5 P4 P2 |
|---|---|
| Noise: | Z1, Z2, Z3 |
| Vibration: | V1, V2, V3 |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
|---|
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
|
|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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 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 2024-02-06
China wholesaler Nylon Plastic Thrust Ball Bearing for Machine 20*15*1mm supplier
Product Description
Detailed Photos
Product Description
| Item No. | Plastic Thrust Ball Bearing |
| Dimensions | OEM ODM |
| Material | Plastic POM/ Nylon6 /Nylon66 +GF/PU/Rubber |
| Color | Original/black/white/Red/ Green/ Orange, or per customers’ requirement |
| Surface Treatment | Zinc plated/Nickle Plated/Black treatment/ Painting/Electrophoretic treatment |
| Features | heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc. |
| Application | Sliding window and door, Sliding accessories, furniture accessories etc. |
| Packaing | Foil bag+Neutral Carton+Pallet, or per customers’ requirement |
| MOQ | 1000 pcs |
| Lead Time | According to the order q’ty |
| OEM& ODM | Technical drawing or sample is needed |
Company Profile
ABOUT US
Haibite was set up in 1996 and located at HangZhou, a beautiful city in China. Our company is bearing manufacturer&bearing distributor. Since it was first established, Haibite was dedicated in research, development and manufacture of bearings. Now, Haibite has become main and 1 of the first grade suppliers of all kinds of bearings. We could develop the products constructed from different materials, structures, shapes, colors etc.
WELCOME TO THE CLUB!
1. Our rollers are in stable quality with smooth rotation, long life operation, small movement, advanced injection technology engineering etc.
2. The Adjustable Rollers with smooth and long lasting operation, higher performing features like wider adjustment ranges, long rolling life performance, easy installment. It’s available in multiple housing choices with any wheels to fit different aluminnum. Our roller ensure alignment across the full adjustment ranges within built-in retention system.
3. The customized hardware, like plastic parts, stamping patrs, cold forging steel patrs are widely applied in the window and doors, furniture, householders, transmission system, industrial drive system etc.
We are constantly improving and striving for excellent service. We hold a very high regard for our customers, the quality of our products, and our level of customer service.
FAQ
1. who are we?
We are based in ZheJiang , China, start from 2017,sell to North America(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Bearing cage,Bearing pulley,Plastic products,Miniature bearing,Needle roller bearing
4. why should you buy from us not from other suppliers?
Hardware pulley source factory,20 years professional bearing pulley experience
5. what services can we provide?
Accepted Delivery Terms: FOB, CFR, CIF, EXW, DDP;
Accepted Payment Currency:USD, EUR, JPY, CNY;
Accepted Payment Type: 30%T/T, 50%T/T, 70%T/T, 100%T/T, L/C at sight;
Language Spoken:English, Chinese, Spanish, Japanese, French.
Our Advantages
Sliding glass doors are becoming more and more popular, because of the view and natural lighting that they provide. But there can be some difficulty when it comes to maintaine them, such as the rollers have worn out. The key part is knowing which roller matches the original. Many people believe that alternatives can be found by identifying the door manufacturer individually. Actually, Most rollers are generic and used by various door manufacturers.
As the professional manufacturer of sliding rollers, we use various identifying characteristics to determine the best replacement option for your door. In addition to the number of wheels your roller uses to support the door, the presence of dimples, bumps, cut-outs and flared edges on the rollers housing will narrow down replacement options substantially. The way that the assembly installs in the door frame is also vital. The key dimensions to confirm a replacement include the width and height of the roller’s outer housing, as well as the diameter of the wheel. In addition to the diameter of the wheels, the material that they’re made of, steel or nylon, is also a factor. Long-term, metal wheels are known to hold up better but they can also cause the track to wear out faster, especially on heavy doors. Nylon wheels tend to be kinder to the track but may not last as long as their steel counterparts.
Purchase Notice
1.Pls send us an inquiry or leave us a message, there will be a dedicated staff to serve you within 1 hours.
2.You can ask us to take actual photos of the products for you, and free samples would be provided.
3. Welcome to visit our factory to negotiate orders, we will do our best to protect the safety of your business journey.
4. Packaging can be customized according to customer requirements
Finally, Please be sure to click “Contact supplier” to contact us, or “Call us” with any questions that you may have.
/* 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(/(.*?):(.*)$/))&&1
| Certification: | CE, ISO |
|---|---|
| Manufacturing Process: | Casting |
| Material: | Carbon Steel |
| Samples: |
US$ 0.2/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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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. |
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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.

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.

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 2024-02-05
China Best Sales China Factory Pressure Plane Thrust Roller Thrust Ball Bearing 51326m 8326m Bearing Steel High Quality Durable Thrust Ball Bearing Eight Types of Bearing bearing block
Product Description
Company Profile
ZheJiang Kangshi Precision Bearing Manufacturing Co., Ltd., located in Yandian Town Industrial Park, HangZhou City, ZheJiang Province, mainly produces zero deep groove ball bearings, 2 types of cylindrical roller bearings, 3 types of aligning roller bearings, 6 types of angular contact ball bearings, 7 types of tapered roller bearings, 8 types of thrust ball bearings, thrust bearings, 9 types of thrust aligning roller bearings, outer spherical bearings, auto parts, Motorcycle parts and other rolling bearings. Our factory has strong professional technology, good production equipment and perfect testing means, can fully meet the various types, specifications, high precision and special use requirements of bearing products customized processing, the production process of the product according to the strict national standards of enterprise internal control standards for the implementation of full inspection and multi-project comprehensive inspection of factory products, Can ensure the quality of each set of factory bearing products to meet national standards. Kangshi bearing has always implemented national standards, market prices, and implemented the “three guarantees” principle for customers: To ensure high-quality quality, preferential prices, superior after-sales service! Welcome customers at home and abroad to consult and negotiate business, the company will continue to win the trust of more customers with good product quality and reputation.
Product Description
| Product Name | Ball bearing Xihu (West Lake) Dis.r bearing Piliow bilock bearing Needle roller bearing Thrust ball bearing |
| Brand Name | KSA |
| Material | Gcr15 |
| Precision Grade | P0,P6,P5 |
| Certification | ISO 9001 |
| Packeage | Box /Carton/Wooden Box/Plastic Tube or Per buyers requirement |
| MOQ | Depending On Moedl |
| Serice | OEM |
| Sample | Available |
| Payment | TT or L/C or Western Union |
| Port | HangZhou ZheJiang HangZhou |
Bearing Profile
Bearing Profile:
Type:Flat thrust ball bearing
Effect: The main role of thrust ball bearings is to withstand axial and radial loads, and can also withstand torque and tilt forces. Its ability to withstand axial load is relatively strong suitable for high speed operation and high precision requirements of mechanical equipment.
Exceptional Load Capacity: Our bearings are designed to handle heavy axial loads with ease, ensuring the reliable operation of your equipment even in the most demanding environments.
Precision Engineering: Crafted with precision and attention to detail, these bearings offer outstanding accuracy and minimal friction, contributing to the efficiency and longevity of your machines.
Reduced Downtime: With our Eight-Class Thrust Ball Bearings, you can count on reduced downtime and maintenance costs, allowing your business to stay productive and profitable.
Versatile Applications: Whether you’re in the automotive, aerospace, manufacturing, or any other
| Old model(New model) | Inside * outside * high | Old model(New model) | Inside * outside * high | Old model(New model) | Inside * outside * high |
| 8100(51100) | 10*24*9 | 8200(51200) | 10*26*11 | 8304(51304) | 20*47*18 |
| 8101(51101) | 12*26*9 | 8201(51201) | 12*28*11 | 8305(51305) | 25*52*18 |
| 8102(51102) | 15*28*9 | 8202(51202) | 15*32*12 | 8306(51306) | 30*60*21 |
| 8103(51103) | 17*30*9 | 8203(51203) | 17*35*12 | 8307(51307) | 35*68*24 |
| 8104(51104) | 20*35*10 | 8204(51204) | 20*40*14 | 8308(51308) | 40*78*26 |
| 8105(51105) | 25*42*11 | 8205(51205) | 25*47*15 | 8309(51309) | 45*85*28 |
| 8106(51106) | 30*47*11 | 8206(51206) | 30*52*16 | 8310(51310) | 50*95*31 |
| 8107(51107) | 35*52*12 | 8207(51207) | 35*62*18 | 8311(51311) | 55*105*35 |
| 8108(51108) | 40*60*13 | 8208(51208) | 40*68*19 | 8312(51312) | 60*110*35 |
| 8109(51109) | 45*65*14 | 8209(51209) | 45*73*20 | 8313(51313) | 65*115*36 |
| 8110(51110) | 50*70*14 | 8210(51210) | 50*78*22 | 8314(51314) | 70*125*40 |
| 8111(51111) | 55*78*16 | 8211(51211) | 55*90*25 | 8315(51315) | 75*135*44 |
| 8112(51112) | 60*85*17 | 8212(51212) | 60*95*25 | 8316(51316) | 80*140*44 |
| 8113(51113) | 65*90*17 | 8213(51213) | 65*100*27 | 8317(51317) | 85*150*49 |
| 8114(51114) | 70*95*18 | 8214(51214) | 70*105*27 | 8318(51318) | 90*155*50 |
| 8115(51115) | 75*100*19 | 8215(51215) | 75*110*27 | 8320(51320) | 100*170*55 |
| 8116(51116) | 80*105*19 | 8216(51216) | 80*115*28 | 8322(51322) | 110*190*63 |
| 8117(51117) | 85*110*19 | 8217(51217) | 85*125*31 | 8324(51324) | 120*210*70 |
| 8118(51118) | 90*120*22 | 8218(51218) | 90*135*35 | 8326(51326) | 130*225*75 |
| 8120(51120) | 100*130*25 | 8220(51220) | 100*150*38 | 8328(51328) | 140*240*80 |
| 8122(51122) | 110*145*25 | 8222(51222) | 110*160*38 | 8330(51330) | 150*250*80 |
| 8124(51124) | 120*155*25 | 8224(51224) | 120*170*39 | 8332(51332) | 160*270*87 |
| 8126(51126) | 130*170*30 | 8226(51226) | 130*190*45 | 8334(51334) | 170*280*87 |
| 8128(51128) | 140*180*31 | 8228(51228) | 140*200*46 | 8336(51336) | 180*300*95 |
| 8130(51130) | 150*190*31 | 8230(51230) | 150*215*50 | 8338(51338) | 190*320*105 |
| 8132(51132) | 160*200*31 | 8232(51232) | 160*225*51 | 8340(51340) | 200*340*110 |
| 8134(51134) | 170*215*34 | 8234(51234) | 170*240*55 | 8344(51344) | 220*360*112 |
| 8136(51136) | 180*225*34 | 8236(51236) | 180*250*56 | 8348(51348) | 240*380*112 |
| 8138(51138) | 190*240*37 | 8238(51238) | 190*270*62 | ||
| 8140(51140) | 200*250*37 | 8240(51240) | 200*280*62 | 8405(51405) | 25*60*24 |
| 8144(51144) | 220*270*37 | 8244(51244) | 220*300*63 | 8406(51406) | 30*70*28 |
| 8148(51148) | 240*300*45 | 8248(51248) | 240*340*78 | 8407(51407) | 35*80*32 |
| 8152(51152) | 260*320*45 | 8252(51252) | 260*360*79 | 8408(51408) | 40*90*36 |
| 8156(51156) | 280*350*53 | 8256(51256) | 280*380*90 | 8409(51409) | 45*100*39 |
| 8160(51160) | 300*380*62 | 8260(51260) | 300*420*95 | 8410(51410) | 50*110*43 |
| 8164(51164) | 320*400*63 | 8264(51264) | 320*440*95 | 8411(51411) | 55*120*48 |
| 8168(51168) | 340*420*64 | 8268(51268) | 340*460*96 | 8412(51412) | 60*130*51 |
| 8172(51172) | 360*440*65 | 8272(51272) | 360*500*110 | 8413(51413) | 65*140*56 |
| 8180(51180) | 400*480*65 | 8276(51276) | 380*520*112 | 8414(51414) | 70*150*60 |
| 8184(51184) | 420*500*65 | 8280(51280) | 400*540*112 | 8415(51415) | 75*160*65 |
| 8188(51188) | 440*540*80 | 8416(51416) | 80*170*68 | ||
| 8192(51192) | 460*560*80 | 8417(51417) | 85*180*72 | ||
| 8196(51196) | 480*580*80 | 8418(51418) | 90*190*77 | ||
| 8420(51420) | 100*210*85 | ||||
| 8422(51422) | 110*230*95 | ||||
| 8424(51424) | 120*250*102 | ||||
| 8426(51426) | 130*270*110 | ||||
| 8428(51428) | 140*280*112 | ||||
| 8430(51430) | 150*300*120 | ||||
| 8436(51436) | 180*360*140 |
Company strength
Company strength:
Stock supply Complete model Timely delivery
1.The main production thrust ball bearing thrust roller bearing needle bearing tapered roller bearing deep groove ball bearing outer spherical bearings and other products
2.implemented the “three guarantees” principle for customers: To ensure high-quality quality, preferential prices, superior after-sales service!
3.The company has bearing production plant, complete inventory supply, complete models, timely delivery, thoughtful after-sales service, reasonable price, welcome to negotiate
Our Advantages
Our Advantage:
1.Our products: with high quality, long life, high speed, low noise, low friction quality products
2. We have: sufficient storage space, sufficient inventory, high production efficiency, we provide customers with the most favorable prices
3. Chinese bearing: in China’s production line, products are exported to all over the world, product specifications are complete, certificates are complete, professional R & D team
4. After-sales service and technical guidance: The company provides after-sales service and technical guidance according to customer requirements and needs
FAQ
Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail for more information.
Q: How about the package?
A: Industrial packing in general condition (Plastic drums/boxes/industrial packaging + cartons + pallets). Accept design package when OEM.
Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.
Q:What are the advantages of your company’s services compared to other companies?
A: Factory direct supply, price advantage, 24 hours online timely reply, Provide customers with customs clearance
and quality of various documents, 100% after-sales service
Q:OEM POLICY
A:We can printing your brand (logo,artwork)on the bearings or laser engraving your brand on the bearings.
We can custom your packaging according to your design All copyright own by clients and we promised don’t
disclose any info.
Q:How to contact us quickly?
A:Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible and provide the detailed information
you need.
Please feel free to contact us, if you have any other question
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Quality: | High Precision |
|---|---|
| Noise: | No |
| Service Life: | Long |
| Samples: |
US$ 4.18/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
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Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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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. |
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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.

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?
Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:
- Material Composition:
Ceramic Ball Bearings:
Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.
Traditional Steel Ball Bearings:
Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.
- Friction and Heat:
Ceramic Ball Bearings:
Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.
Traditional Steel Ball Bearings:
Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.
- Weight:
Ceramic Ball Bearings:
Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.
Traditional Steel Ball Bearings:
Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.
- Corrosion Resistance:
Ceramic Ball Bearings:
Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.
Traditional Steel Ball Bearings:
Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.
- Speed and Precision:
Ceramic Ball Bearings:
Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.
Traditional Steel Ball Bearings:
Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.
- Cost:
Ceramic Ball Bearings:
Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.
Traditional Steel Ball Bearings:
Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.
In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

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 2024-01-19