Metric Basic External DIN471 System of Measurement Metric Location Style External Thickness 0.6 mm Fits Shaft Diameter 5 mm For Bore Diameter Not Applicable Fits Groove Diameter 4.8 mm Fits Groove Width 0.7 mm Fits Groove Depth 0.1 mm Free Inside Diameter 4.7 mm Free Outside Diameter Not Applicable Clearance Diameter Not Applicable Material Spring Steel Material Grade/Class 1060-1090 Tensile Strength Not Applicable Ring Type External Ring Thickness Tolerance +0.000/-0.050 mm