Spiral Retaining Ring 0.025 in Thk PK10 System of Measurement Inch Location Style External Thickness 0.025 in Fits Shaft Diameter 3/8 in For Bore Diameter Not Applicable Fits Groove Diameter 0.352 in Fits Groove Width 0.029 in Fits Groove Depth 0.012 in Free Inside Diameter 0.349 in Material Stainless Steel Finish Plain Material Grade/Class 18-8 Tensile Strength 200 000 psi Ring Type Spiral Retaining Ring Material Quality Standards ANSI Pack Size Small Pack