Spiral Retaining Ring,0.05 In. Thk,PK5, System of Measurement Inch, Location Style Internal, Thickness 0.05 in, Fits Shaft Diameter Not Applicable, For Bore Diameter 1 1/8 in, Fits Groove Diameter 1.197 in, Fits Groove Width 0.056 in, Fits Groove Depth 0.036 in, Free Outside Diameter 1.205 in, Material Stainless Steel, Finish Plain, Material Grade/Class 18-8, Tensile Strength 185,000 psi, Ring Type Spiral Retaining Ring, Material Quality Standards ANSI, Manufacturer Location Made in USA*