C-Style Ring System of Measurement Inch Location Style External Thickness 0.042 in Fits Shaft Diameter 1 in For Bore Diameter Not Applicable Fits Groove Diameter 0.9 in Fits Groove Width 0.046 in Fits Groove Depth 0.05 in Free Inside Diameter 0.887 in Free Outside Diameter 1.13 in Clearance Diameter 1.15 in Material Steel Finish Black Phosphate Material Grade/Class Not Graded Tensile Strength Not Applicable Ring Type C-Style External Ring Thickness Tolerance +/-0.002 in