External Heavy Duty Spiral Ring System of Measurement Inch Location Style External Thickness 0.035 in Fits Shaft Diameter 19/32 in For Bore Diameter Not Applicable Fits Groove Diameter 0.559 in Fits Groove Width 0.039 in Fits Groove Depth 0.018 in Free Inside Diameter 0.554 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