Internal Medium Duty Spiral Ring System of Measurement Inch Location Style Internal Thickness 0.049 in Fits Shaft Diameter Not Applicable For Bore Diameter 2 in Fits Groove Diameter 2.071 in Fits Groove Width 0.056 in Fits Groove Depth 0.035 in Free Inside Diameter Not Applicable Free Outside Diameter 2.091 in Clearance Diameter Not Applicable Material Steel Finish Plain Material Grade/Class Not Graded Tensile Strength Not Applicable Ring Type Internal Med Duty Spiral Ring