Spiral Retaining Ring 0.111 in Thk System of Measurement Inch Location Style External Thickness 0.111 in Fits Shaft Diameter 4 1/2 in For Bore Diameter Not Applicable Fits Groove Diameter 4.31 in Fits Groove Width 0.12 in Fits Groove Depth 0.095 in Free Inside Diameter 4.28 in Material Steel Finish Plain Material Grade/Class Ungraded Tensile Strength 211 000 psi Ring Type Spiral Retaining Ring Material Quality Standards ANSI Pack Size Small Pack