... NN, etc.. Cylindrical roller bearing's inner ring, outer ring is separable structure. No inner or outer ribs of the cylindrical roller ... as a free end of the bearing. One side of inner and outer rings has a double-side files, the ... 12.1831273.042E+05168000APPlication: Large motor vehicles,motorcycles,spindle,intemal-combustion engine,generator,gas turbines and reducer,rolling mill,the vibration, etc ...