The knowledge of NSK bearings

Recently, some friends asked us about the knowledge of NSK bearings, today let’s conclude about the knowledge of NSK bearings and related information. If you have using questions or other related issues of NSK, you can call us. Our telephone number is :00852-91091153

FAQ:
Question: What are the Manufacturing materials of NSK Bearings?
Answer:
The material of NSK bearings’ inner and outer rings are bearing steel (vacuum heat treatment).
Most of the other bearings use SUJ2of JIS steel, that isdomestic chrome steel (GCr15). The chemical composition SUJ2 are as the standardized bearing material in the world.
For example: use the same kinds of steel with AISL52100 (United States), DIN100Cr6 (West Germany), BS535A99 (United Kingdom), etc. Using this material, it could effectively improve the performance of the bearing torque and can reduce noise and prolong bearing life.

Question: How much speed could the 6801ZZ1CM type of NSK Bearing bear?
Answer:
The limit speed of 6801ZZCM bearing is 32000 RPM.

Question: How to distinguish between genuine and false NSK Bearings?
Answer:
In general, you can ask suppliers to provide original packaging. Check whether the packaging is exquisite or not. Is there any trace of its own processing? In particular, we should pay attention on the bearing label, that is, NSK bearing type. NSK Bearings label is very delicate, not easy to fake, you can compare with the genuine.