Retaining Ring,Internal,0.042 In. Thk,PK50, System of Measurement Not Applicable, Location Style Internal, Thickness 0.042 in, Fits Shaft Diameter Not Applicable, For Bore Diameter 1 in, Fits Groove Diameter 1.066 in, Fits Groove Width 0.046 in, Fits Groove Depth Not Applicable, Free Inside Diameter Not Applicable, Free Outside Diameter 1.111 in, Clearance Diameter 1 in, Material Steel, Finish Plain, Material Grade/Class Ungraded, Tensile Strength Not Applicable, Ring Type Retaining Ring