Retaining Ring External 0.8 mm Thk PK100 System of Measurement Metric Location Style External Thickness 0.8 mm Fits Shaft Diameter 7 mm For Bore Diameter Not Applicable Fits Groove Diameter 6.7 mm Fits Groove Width 0.9 mm Free Inside Diameter 6.5 mm Clearance Diameter 13.5 mm Material Steel Finish Plain Material Grade/Class Ungraded Ring Type External Retaining Ring Clearance Diameter Type Expanded Material Quality Standards DIN 471 Pack Size Small Pack