What Is 6321 Bearing Dimensions?
Sep 25, 2025
As a leading bearing manufacturer in China, we understand the importance of precision and accuracy for the bearing dimensions,now let us intruduce 6321 bearing in detail.After knowing these dimensions, our engineers and technicians can accurately select and install the right bearing for our equipment.
Products Description
6321 bearing is a type of deep groove ball bearing which is designed to withstand radial and axial forces, so it is suitable for a wide range of applications.
With the proper maintenance, 6321 bearing can provide reliable performance in demanding environments.
Product Parameters
| Bore diameter | 105 mm |
| Outside diameter | 225 mm |
| Width | 49 mm |
| Bore type | Cylindrical |
| Bearing Material | Chrome Steel, Stainless Steel,Plastic |
| Basic dynamic load rating | 176 kN |
| Basic static load rating | 147 kN |
| Product net weight | 7.9 KG |
| HS Code |
8482102000 |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
Materials for 6321 bearing
Chrome Steel
Bearing steel is the most popular material for bearings due to its high strength, durability, and wear resistance. It can withstand heavy loads and high speeds, so it is an ideal for different demanding applications.
Stainless Steel
Stainless steel bearings are resistant to corrosion and can operate in harsh environments where moisture or chemicals are present.
Plastic
Plastic bearings are lightweight, non-corrosive, and can offer quiet operation, so this kind of bearings will be suitable for specific applications.
Advantage of 6321 bearing
Choose the plan that suits you best.
high load capacity
The precise design of the 6321 bearing enables it to withstand heavy radial and axial loads, so it is ideal for applications that require high durability and strength. This is particularly important in industries such as mining, construction, and manufacturing, where equipment often operates under harsh conditions.
01
designed for smooth operation and low friction
The precise dimensions of bearings can ensure optimal alignment and reduce wear, thereby extending the service life of mechanical equipment and improving the performance. This is very important for applications that require reliable operation, such as automotive parts and industrial machinery.
02
versatility in terms of material options
According to the specific requirements of the application scenario, the bearings can be made of different materials, such as bearing steel, stainless steel, or plastic. Each material has its own set of properties, then customers can choose the most suitable bearing according to their needs.
03
Can be Usded for a wide range of industrial applications
This kind of bearing is suitable for industrial equipment such as compressors, sand mills, ball mills, vibration mills, etc., and which can cover multiple fields such as mining, building materials, and machinery manufacturing.
04
In conclusion, the 6312 bearing is an essential component in a wide range of industrial applications,that is because of its precise dimensions and superior performance characteristics. Whether you are looking for a bearing that can handle heavy loads, operate smoothly, or withstand challenging conditions, the 6312 bearing is a reliable choice that offers both durability and efficiency.
At winstar bearing, we are committed to providing high-quality bearings with accurate dimensions and superior performance. If you are in need of bearings for your machinery or equipment, please feel free to contact us (frank@winstarbearing.com) to discuss your requirements and we would like to introduce our range of products for you.
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