Retaining Ring,External,0.015 In. Thk,PK100, System of Measurement Inch, Location Style External, Thickness 0.015 in, Fits Shaft Diameter 3/16 in, For Bore Diameter Not Applicable, Fits Groove Diameter 0.175 in, Fits Groove Width 0.018 in, Fits Groove Depth 0.006 in, Free Inside Diameter 0.168 in, Clearance Diameter 0.298 in, Material Steel, Finish Zinc Plated, Material Grade/Class Ungraded, Tensile Strength 120,000 psi, Ring Type External Retaining Ring, Clearance Diameter Type Expanded