The device is a single nut locking bushing with interlocking components that ensure positive release. To select the most suitable bush for your application, choose the bore size appropriate to your shaft diameter and determine that the outside diameter and torque rating will be adequate.
Shaft and Bore Tolerance
Standard Series (TRSTD) = ±0.003″ (±0.08mm)
Shaft and Hub Surface Finish = 32-63 Ra (Surface Roughness)