Straight Roller Bearing: 1.The revolving speed is lower 2.The stiffness is big 3.Impact resistance Straight Roller Bearing information ItemCylindrical Thrust Roller Bearings Model number81215 TN Dimension 75*110*27 mm Vibration v4 v3 v2 v1 Stock available Certification ISO9001:2000 Feature low voice,high speed,long life,low vibration Application heavy machine tools, high power Marine gearbox, oil ...