Metric E-Style Ring DIN7993 System of Measurement Metric Location Style External Thickness 2 mm Fits Shaft Diameter 38 mm For Bore Diameter Not Applicable Fits Groove Diameter 24 mm Fits Groove Width 2.05 mm Fits Groove Depth Not Applicable Free Inside Diameter Not Applicable Free Outside Diameter 43.5 mm Clearance Diameter Not Applicable Material Spring Steel Material Grade/Class 1060-1090 Tensile Strength Not Applicable Ring Type E-Style External Ring