Product Description
Bearing Auto bearing Wheel hub beraing Pillow block bearing Thrust roller bearing Self-aligning ball bearing 6312 2RS Deep Groove Ball Bearing
Bearing parameters:
| CHROME STEEL* | Dimensions in mm unless otherwise specified |
||||||
| Bore | O.D. | Width | Open Bearing | Shielded Bearing | Sealed Bearing | Basic Load Ratings | |
| KN | |||||||
| HNS | HNS | HNS | dynamic | static | |||
| Reference | Reference | Reference | C | Co | |||
| 20 | 42 | 12 | 6004 | 6004ZZ | 6004-2RS | 7.22 | 4.46 |
| 47 | 14 | 6204 | 6204ZZ | 6204-2RS | 12.7 | 6.5 | |
| 52 | 15 | 6304 | 6304ZZ | 6304-2RS | 15.9 | 7.8 | |
| 25 | 47 | 12 | 6005 | 6005ZZ | 6005-2RS | 10.1 | 5.85 |
| 52 | 15 | 6205 | 6205ZZ | 6205-2RS | 14 | 7.8 | |
| 62 | 17 | 6305 | 6305ZZ | 6305-2RS | 22.5 | 11.6 | |
| 80 | 21 | 6405 | 6405ZZ | 6405-2RS | 36.1 | 19.4 | |
| 30 | 55 | 13 | 6006 | 6006ZZ | 6006-2RS | 10.2 | 6.91 |
| 62 | 16 | 6206 | 6206ZZ | 6206-2RS | 19.5 | 11.2 | |
| 72 | 19 | 6306 | 6306ZZ | 6306-2RS | 28.1 | 16 | |
| 90 | 23 | 6406 | 6406ZZ | 6406-2RS | 43.4 | 23.9 | |
| 35 | 62 | 14 | 6007 | 6007ZZ | 6007-2RS | 16 | 10.3 |
| 72 | 17 | 6207 | 6207ZZ | 6207-2RS | 25.5 | 15.3 | |
| 80 | 21 | 6307 | 6307ZZ | 6307-2RS | 33.2 | 19 | |
| 100 | 25 | 6407 | 6407ZZ | 6407-2RS | 55 | 31 | |
| 40 | 68 | 15 | 6008 | 6008ZZ | 6008-2RS | 13 | 11.5 |
| 80 | 18 | 6208 | 6208ZZ | 6208-2RS | 29.8 | 18 | |
| 90 | 23 | 6308 | 6308ZZ | 6308-2RS | 39.8 | 23.3 | |
| 110 | 27 | 6408 | 6408ZZ | 6408-2RS | 65.5 | 37.5 | |
| 45 | 75 | 16 | 6009 | 6009ZZ | 6009-2RS | 21 | 14.9 |
| 85 | 19 | 6209 | 6209ZZ | 6209-2RS | 32.2 | 21 | |
| 100 | 25 | 6309 | 6309ZZ | 6309-2RS | 51.1 | 30.5 | |
| 120 | 29 | 6409 | 6409ZZ | 6409-2RS | 77.5 | 45.5 | |
| 50 | 80 | 16 | 6571 | 6571ZZ | 6571-2RS | 22 | 16.2 |
| 90 | 20 | 6210 | 6210ZZ | 6210-2RS | 34 | 22.5 | |
| 110 | 27 | 6310 | 6310ZZ | 6310-2RS | 59.9 | 36.9 | |
| 130 | 31 | 6410 | 6410ZZ | 6410-2RS | 92.2 | 55.2 | |
| 55 | 90 | 18 | 6011 | 6011ZZ | 6011-2RS | 30.4 | 22 |
| 100 | 21 | 6211 | 6211ZZ | 6211-2RS | 43.3 | 28.1 | |
| 120 | 29 | 6311 | 6311ZZ | 6311-2RS | 71.5 | 44.6 | |
| 140 | 33 | 6411 | 6411ZZ | 6411-2RS | 100 | 62.5 | |
| 60 | 95 | 18 | 6012 | 6012ZZ | 6012-2RS | 30.7 | 22.7 |
| 110 | 22 | 6212 | 6212ZZ | 6212-2RS | 46.1 | 31.5 | |
| 130 | 31 | 6312 | 6312ZZ | 6312-2RS | 79.4 | 50.4 | |
| 150 | 35 | 6412 | 6412ZZ | 6412-2RS | 109 | 70 | |
| 65 | 100 | 18 | 6013 | 6013ZZ | 6013-2RS | 32.1 | 24.9 |
| 120 | 23 | 6213 | 6213ZZ | 6213-2RS | 54.2 | 39.3 | |
| 140 | 33 | 6313 | 6313ZZ | 6313-2RS | 89.5 | 59.7 | |
| 160 | 37 | 6413 | 6413ZZ | 6413-2RS | 118 | 78.5 | |
| 70 | 110 | 20 | 6014 | 6014ZZ | 6014-2RS | 38.6 | 30.6 |
| 125 | 24 | 6214 | 6214ZZ | 6214-2RS | 58.9 | 43.6 | |
| 150 | 35 | 6314 | 6314ZZ | 6314-2RS | 101 | 66 | |
| 180 | 42 | 6414 | 6414ZZ | 6414-2RS | 140 | 99.5 | |
| 75 | 115 | 20 | 6015 | 6015ZZ | 6015-2RS | 31 | 33.1 |
| 130 | 25 | 6215 | 6215ZZ | 6215-2RS | 64.3 | 47.5 | |
| 160 | 37 | 6315 | 6315ZZ | 6315-2RS | 111 | 74.2 | |
| 190 | 45 | 6415 | 6415ZZ | 6415-2RS | 154 | 115 | |
| 80 | 125 | 22 | 6016 | 6016ZZ | 6016-2RS | 47.5 | 39.8 |
| 140 | 26 | 6216 | 6216ZZ | 6216-2RS | 68.1 | 53.3 | |
| 170 | 39 | 6316 | 6316ZZ | 6316-2RS | 120 | 83.9 | |
| 200 | 48 | 6416 | 6416ZZ | 6416-2RS | 163 | 125 | |
| 85 | 130 | 22 | 6017 | 6017ZZ | 6017-2RS | 50.8 | 42.8 |
| 150 | 28 | 6217 | 6217ZZ | 6217-2RS | 83.2 | 64 | |
| 180 | 41 | 6317 | 6317ZZ | 6317-2RS | 132 | 96.5 | |
| 210 | 52 | 6417 | 6417ZZ | 6417-2RS | 175 | 138 | |
| 90 | 140 | 24 | 6018 | 6018ZZ | 6018-2RS | 58 | 49.8 |
| 160 | 30 | 6218 | 6218ZZ | 6218-2RS | 92.7 | 71.3 | |
| 190 | 43 | 6318 | 6318ZZ | 6318-2RS | 145 | 108 | |
| 225 | 54 | 6418 | 6418ZZ | 6418-2RS | 192 | 158 | |
| 95 | 145 | 24 | 6019 | 6019ZZ | 6019-2RS | 57.8 | 50 |
| 170 | 32 | 6219 | 6219ZZ | 6219-2RS | 105 | 79.1 | |
| 200 | 45 | 6319 | 6319ZZ | 6319-2RS | 157 | 122 | |
| 100 | 150 | 24 | 6571 | 6571ZZ | 6571-2RS | 64.5 | 56.2 |
| 180 | 34 | 6220 | 6220ZZ | 6220-2RS | 118 | 88.4 | |
| 215 | 47 | 6320 | 6320ZZ | 6320-2RS | 173 | 140 | |
| 105 | 160 | 26 | 6571 | 6571ZZ | 6571-2RS | 71.8 | 63.2 |
| 190 | 36 | 6221 | 6221ZZ | 6221-2RS | 126 | 98.8 | |
| 225 | 49 | 6321 | 6321ZZ | 6321-2RS | 173 | 145 | |
| 110 | 170 | 28 | 6571 | 6571ZZ | 6571-2RS | 81.9 | 72.9 |
| 200 | 38 | 6222 | 6222ZZ | 6222-2RS | 136 | 112 | |
| 240 | 50 | 6322 | 6322ZZ | 6322-2RS | 193 | 171 | |
| 120 | 180 | 28 | 6571 | 6571ZZ | 6571-2RS | 88.7 | 79.7 |
| 215 | 40 | 6224 | 6224ZZ | 6224-2RS | 139 | 112 | |
| 260 | 55 | 6324 | 6324ZZ | 6324-2RS | 217 | 196 | |
| 130 | 200 | 33 | 6026 | 6026ZZ | 6026-2RS | 105 | 96.8 |
| 230 | 40 | 6226 | 6226ZZ | 6226-2RS | 148 | 125 | |
| 280 | 58 | 6326 | 6326ZZ | 6326-2RS | 218 | 205 | |
| 140 | 210 | 33 | 6571 | 6571ZZ | 6571-2RS | 116 | 108 |
| 250 | 42 | 6228 | 6228ZZ | 6228-2RS | 179 | 167 | |
| 300 | 62 | 6328 | 6328ZZ | 6328-2RS | 275 | 272 | |
| 150 | 225 | 35 | 6030 | 6030ZZ | 6030-2RS | 132 | 125 |
| 270 | 45 | 6230 | 6230ZZ | 6230-2RS | 190 | 183 | |
| 160 | 240 | 38 | 6032 | 6032ZZ | 6032-2RS | 145 | 138 |
| 290 | 48 | 6232 | 6232ZZ | 6232-2RS | 215 | 218 | |
About Deep Groove Ball Cearing
- 6000 Series – Extra Light Ball Bearings – Ideal for limited space applications
- 6200 Series – Light Series Ball Bearings – Balanced between space and load capacity
- 6300 Series – Medium Series Ball Bearings – Ideal for heavier load capacity applications
Deep groove ball bearing component:
Rich bearings in stock:
Application
Package:
A. Plastic paper + kraft paper + outer carton + Nylon bag
B. Tube package + outer carton + Nylon bag
C. Single box + outer carton + pallets
D. According to your requirement
For more information, contact us directly pls.
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| Seals Type: | Open, Z/Zz, RS/2RS |
|---|---|
| Cage: | Steel |
| Application: | Automotive |
| Stock: | Rich |
| Sample: | Available |
| Load Port: | Qingdao |
| Samples: |
US$ 0.01/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

How do innovations and advancements in self-aligning bearing technology impact their use?
Advancements and innovations in self-aligning bearing technology have a significant impact on their use in various industries. Here’s a detailed explanation:
- Improved Performance:
Innovations in self-aligning bearing technology often result in improved performance characteristics. These advancements can include:
- Load Capacity: New bearing designs and materials can enhance the load-carrying capacity of self-aligning bearings, allowing them to withstand higher loads or operate under more demanding conditions.
- Speed Capability: Advancements in bearing manufacturing techniques and materials can increase the maximum rotational speed at which self-aligning bearings can operate effectively, enabling their use in high-speed applications.
- Friction Reduction: Innovations in bearing design, lubrication, and surface treatments contribute to reducing friction and energy losses, resulting in improved efficiency and reduced operating costs.
- Sealing and Contamination Resistance: New sealing technologies and materials can enhance the sealing performance of self-aligning bearings, providing better protection against contaminants, moisture, and harsh environmental conditions.
- Temperature and Corrosion Resistance: Advances in bearing materials and coatings enable self-aligning bearings to withstand extreme temperatures, aggressive chemicals, and corrosive environments, expanding their range of applications.
- Extended Service Life:
Innovations in self-aligning bearing technology often result in improved durability and longevity. These advancements can include:
- Materials: The development of new bearing materials, such as advanced steels, ceramics, or composites, can significantly enhance the bearing’s resistance to wear, fatigue, and surface damage, leading to extended service life.
- Lubrication: Advancements in lubrication technologies, such as the use of solid lubricants or advanced grease formulations, can provide better film formation, reduce friction, and minimize wear, thereby increasing the bearing’s operating life.
- Surface Treatments: Innovative surface treatments, such as coatings or finishes, can improve the bearing’s resistance to corrosion, wear, and fretting, contributing to longer service intervals and reduced maintenance requirements.
- Condition Monitoring: The integration of sensor technologies and data analytics in self-aligning bearings enables real-time monitoring of operating conditions, allowing for proactive maintenance and early detection of potential failures, thus maximizing the bearing’s service life.
- Application Expansion:
Advancements in self-aligning bearing technology often lead to an expansion of their application range. These advancements can include:
- New Industries: Innovations in self-aligning bearing technology can enable their use in industries or applications where they were previously not feasible. This opens up opportunities in emerging sectors, such as renewable energy, electric vehicles, robotics, or medical devices.
- Challenging Environments: Improved performance characteristics, such as enhanced sealing, temperature resistance, or contamination resistance, allow self-aligning bearings to be deployed in challenging environments, including offshore installations, high-temperature processes, or chemically aggressive applications.
- Specialized Applications: Advancements in self-aligning bearing technology can lead to the development of specialized bearing variants tailored for specific applications, such as high-speed machining, precision equipment, or demanding industrial automation systems.
Overall, innovations and advancements in self-aligning bearing technology bring about enhanced performance, extended service life, and expanded application possibilities. These advancements drive improvements in industrial productivity, reliability, and efficiency, making self-aligning bearings a valuable component in a wide range of industries and applications.

How do self-aligning bearings perform in applications with varying loads and misalignment challenges?
Self-aligning bearings are specifically designed to perform exceptionally well in applications with varying loads and misalignment challenges. Here’s an in-depth explanation of their performance characteristics:
- Misalignment Compensation:
Self-aligning bearings are capable of accommodating various types of misalignment, including angular misalignment and shaft deflection. They feature a design that incorporates two rows of rolling elements, such as balls or rollers, and a spherical outer ring raceway. This design allows the bearing to self-align, adapting to misalignment caused by factors such as shaft deflection, mounting errors, thermal expansion, and vibrations. Self-aligning bearings can handle misalignment within certain limits, maintaining proper alignment between the mating components and minimizing additional stresses on the bearing.
- Load-Carrying Capacity:
Self-aligning bearings are engineered to handle high loads, both radial and axial. They have a robust construction with larger rolling elements and increased contact area, enabling them to distribute the load more effectively. This enhanced load-carrying capacity makes self-aligning bearings suitable for applications where varying loads are encountered. Whether it’s fluctuating radial loads, axial loads, or a combination of both, self-aligning bearings can handle the dynamic forces and provide reliable performance.
- Flexibility and Versatility:
Self-aligning bearings offer flexibility and versatility in applications with varying loads and misalignment challenges. They can operate in conditions where shafts are not perfectly aligned or where there are slight shaft movements. This flexibility allows for easier installation and alignment adjustments, reducing the time and effort required for precise positioning of the bearing. Additionally, self-aligning bearings are available in different designs and configurations, including ball bearings and roller bearings, providing options to match specific application requirements.
- Reduced Friction and Heat Generation:
Self-aligning bearings are designed to minimize friction and heat generation during operation. The rolling elements and raceways are precisely engineered to reduce contact stresses and optimize the distribution of forces. This results in lower friction levels and reduced heat buildup, enhancing the overall efficiency and reliability of the bearing in applications where varying loads and misalignment challenges are present.
- Extended Service Life:
Due to their ability to accommodate misalignment and handle varying loads, self-aligning bearings contribute to an extended service life of the machinery. By reducing the stresses and excessive forces on the bearing and its surrounding components, self-aligning bearings help minimize wear, prevent premature failure, and increase the overall durability of the equipment.
In summary, self-aligning bearings excel in applications with varying loads and misalignment challenges. Their ability to compensate for misalignment, handle high loads, provide flexibility in installation, and reduce friction and heat generation makes them well-suited for industries such as mining, construction, paper manufacturing, steel production, and many others where these challenges are prevalent.

How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.


editor by CX 2024-05-16