Needle roller bearing internal structure and its manufacturing process
by:Waxing
2020-05-23
Imported bearing in the use and purchase always run into some technical issues, today by technical personnel to explain the entity type needle roller bearings.
There are the basic structure of the inner ring of bearing and NU type cylindrical roller bearings are the same, but due to the needle, the volume can be narrowed, and can withstand the big radial direction load without inner ring bearing has the right to the precision and hardness of the installation of the shaft surface used as raceway surface.
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