32215Tapered roller bearings

32215Tapered roller bearings   generally use steel plate stamping, basket cage, but when the size is larger, it is also used to make solid pillar cage.
1. When the bearing outer diameter D≤650mm, the steel plate stamping cage is used, and the code behind the cage is not marked
2. When bearing outer diameter D> At 650mm, the steel solid pillar cage is used, and the rear code of the cage is not marked