E Style Retaining Ring 0.025 in Thk PK100 System of Measurement Inch Location Style External Thickness 0.025 in Fits Shaft Diameter 11/64 in For Bore Diameter Not Applicable Fits Groove Diameter 0.127 in Fits Groove Width 0.029 in Fits Groove Depth 0.022 in Free Inside Diameter 0.125 in Free Outside Diameter 0.312 in Clearance Diameter 0.312 in Material Steel Finish Zinc Plated Material Grade/Class Ungraded Tensile Strength 120 000 psi Ring Type E-Style Retaining Ring