Locking Retaining Ring 0.015 in Thk PK5 System of Measurement Inch Location Style External Thickness 0.015 in Fits Shaft Diameter 1 in For Bore Diameter Not Applicable Fits Groove Width - Fits Groove Depth - Free Inside Diameter 0.998 in Free Outside Diameter 1.327 in Material Stainless Steel Finish Plain Material Grade/Class 18-8 Ring Type Self-Locking Retaining Ring Manufacturer Location Made in USA Thickness Tolerance +/-0.002 in Standards REACH Compliant RoHS Compliant