Retaining Ring Internal 0.062 in Thk PK25 System of Measurement Not Applicable Location Style Internal Thickness 0.062 in Fits Shaft Diameter Not Applicable For Bore Diameter 2 in Fits Groove Diameter 2.122 in Fits Groove Width 0.068 in Fits Groove Depth Not Applicable Free Inside Diameter Not Applicable Free Outside Diameter 2.21 in Clearance Diameter 2 in Material Steel Finish Plain Material Grade/Class Ungraded Tensile Strength Not Applicable Ring Type Retaining Ring