Retaining Ring External 0.05 in Thk PK5 System of Measurement Inch Location Style External Thickness 0.05 in Fits Shaft Diameter 1 1/16 in For Bore Diameter Not Applicable Fits Groove Diameter 0.998 in Fits Groove Width 0.056 in Fits Groove Depth 0.032 in Free Inside Diameter 0.982 in Clearance Diameter 1.5 in Material Stainless Steel Finish Plain Material Grade/Class 18-8 Tensile Strength 150 000 psi Ring Type External Retaining Ring Clearance Diameter Type Expanded