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 1/4 in Fits Groove Diameter 1.33 in Fits Groove Width 0.056 in Fits Groove Depth 0.04 in Free Outside Diameter 1.339 in Material Stainless Steel Finish Plain Material Grade/Class 18-8 Tensile Strength 185 000 psi Ring Type Spiral Retaining Ring Manufacturer Location Made in USA Thickness Tolerance +/-0.002 in