Spiral Retaining Ring,0.042 In. Thk,PK10, System of Measurement Inch, 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 0.033 in, Free Outside Diameter 1.08 in, Material Steel, Finish Plain, Material Grade/Class Ungraded, Tensile Strength 221,000 psi, Ring Type Spiral Retaining Ring, Material Quality Standards ANSI, Pack Size Small Pack