Retaining Ring,External,1 mm Thk, System of Measurement Metric, Location Style External, Thickness 1 mm, Fits Shaft Diameter 17 mm, For Bore Diameter Not Applicable, Fits Groove Diameter 16.2 mm, Fits Groove Width 1.1 mm, Fits Groove Depth 0.4 mm, Free Inside Diameter 15.7 mm, Material Stainless Steel, Finish Plain, Material Grade/Class 18-8, Tensile Strength 150,000 psi, Ring Type External Retaining Ring, Material Quality Standards DIN 471, Manufacturer Location Made in USA*