Bowed Internal Ring System of Measurement Inch Location Style Internal Thickness 0.062 in Fits Groove Diameter 1.725 in Fits Groove Width 0.1 in Fits Groove Depth 0.05 in Free Outside Diameter 1.804 in Material Steel Finish Black Phosphate Material Grade/Class Not Graded Ring Type Bowed Internal Ring Clearance Diameter Type Free OD Thickness Tolerance +/-0.003 in Standards REACH Compliant RoHS Compliant Groove Width Tolerance +/-0.005/0.000 In.