Retaining Ring, System of Measurement Inch, Location Style External, Thickness 0.025 in, Fits Shaft Diameter 3/8 in, For Bore Diameter Not Applicable, Fits Groove Diameter 0.335 in, Fits Groove Width 0.029 in, Fits Groove Depth 0.02 in, Free Inside Diameter 0.328 in, Free Outside Diameter 0.448 in, Clearance Diameter 0.47 in, Material Steel, Finish Black Phosphate, Material Grade/Class Not Graded, Tensile Strength Not Applicable, Ring Type Crescent Retaining Ring, Thickness Tolerance +/-0.002 in