E Style Retaining Ring 1.1 mm Thk PK10 System of Measurement Metric Location Style External Thickness 1.1 mm Fits Shaft Diameter 10 mm For Bore Diameter Not Applicable Fits Groove Diameter 9 mm Fits Groove Width 1.15 mm Fits Groove Depth - Free Outside Diameter 18.2 mm Clearance Diameter 18.8 mm Material Stainless Steel Finish Plain Material Grade/Class 18-8 Tensile Strength 150 000 psi Ring Type E-Style Retaining Ring Material Quality Standards DIN 1.4122