KOYO Bearing Suffix Meanings

Source: Bearing Network | Date: March 10, 2014

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KOYO bearings are widely used in various industrial applications due to their high precision and durability. Understanding the suffixes of these bearings is essential for proper selection and application. Below is a detailed explanation of some common KOYO bearing suffixes: - **A**: Angular contact bearing with a contact angle of 30 degrees (not marked). Example: 7210 - **B**: Angular contact bearing with a contact angle of 40 degrees. Example: 7210B - **C**: Angular contact bearing with a contact angle of 15 degrees. Example: 7210C - **RSC**: Silicone rubber RS seal. Example: 6210RSC - **RSD**: Polypropylene rubber RS seal. Example: 6210RSD - **RSE**: Single-sided rib-guided synthetic rubber seal. Example: 6206RSE - **K**: Tapered roller bearing with a taper of 1:12. Example: 1210K - **K30**: Tapered roller bearing with a taper of 1:30. Example: 23026K30 - **N**: Bearing with an outer ring groove. Example: 6206N - **NR**: Bearing with an outer ring groove and snap ring. Example: 6210NR - **Y**: Non-standard chamfer smaller than the standard. Example: 30206Y - **S**: Tapered roller bearing with non-standard chamfering. - **SG**: Tapered roller bearing with spiral groove. Understanding these suffixes helps engineers and technicians choose the right bearing for specific applications, ensuring optimal performance and longevity. Whether you're working with machinery, automotive systems, or industrial equipment, knowing the meaning behind each suffix can save time and prevent costly mistakes. If you found this information helpful, feel free to share it with your colleagues or friends who may also benefit from it. For more details on bearings and related topics, visit our website regularly.

Bearing Related Knowledge The components of imported bearings are classified based on their unique characteristics. This includes analyzing the heat treatment of nylon cages used in bearings, which plays a crucial role in their performance and lifespan. This article is linked to http:// Please indicate China Bearing Network http:// Previous: The control of brittle inclusions in GCr15 bearing steel Next: Hardware basics: Three major disadvantages of bearing steel metallurgy

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