External Heavy Duty Spiral Ring System of Measurement Inch Location Style External Thickness 0.042 in Fits Shaft Diameter 25/32 in For Bore Diameter Not Applicable Fits Groove Diameter 0.733 in Fits Groove Width 0.046 in Fits Groove Depth 0.024 in Free Inside Diameter 0.727 in Free Outside Diameter Not Applicable Clearance Diameter Not Applicable Material Stainless Steel Material Grade/Class 18-8 Tensile Strength Not Applicable Ring Type External Heavy Duty Spiral Ring