E Style Retaining Ring 0.062 in Thk PK25 System of Measurement Inch Location Style External Thickness 0.062 in Fits Shaft Diameter 1 3/8 in For Bore Diameter Not Applicable Fits Groove Diameter 1.23 in Fits Groove Width 0.068 in Fits Groove Depth 0.072 in Free Inside Diameter 1.213 in Free Outside Diameter 1.875 in Material Steel Finish Zinc Plated Material Grade/Class Ungraded Tensile Strength 150 000 psi Ring Type E-Style Retaining Ring Material Quality Standards ASME