External Push-On Ring System of Measurement Inch Location Style External Thickness 0.015 in Fits Shaft Diameter 5/8 in For Bore Diameter Not Applicable Fits Groove Diameter Not Applicable Fits Groove Width Not Applicable Fits Groove Depth Not Applicable Free Inside Diameter Not Applicable Free Outside Diameter 0.951 in Clearance Diameter Not Applicable Material Steel Material Grade/Class Not Graded Tensile Strength Not Applicable Ring Type Self-Locking External Ring