RU85XUUCC0P5 thk crossed roller bearing 55x120x15mm with mounting holes,high rigidity,sealed bearing.

Description of Cross Roller Bearings holes

No symbol: counterbore holes of the inner and outer rings face the same direction

G: counterbore holes of the inner and outer rings face opposite directions,now for our RU85G cross rolelr bearing, it is through hole on inner ring and counterbore holes on outer holes

X: tapped holes on the inner ring