Basic Internal Ring System of Measurement Inch Location Style Internal Thickness 0.093 in Fits Groove Diameter 2.714 in Fits Groove Width 0.103 in Fits Groove Depth 0.076 in Free Outside Diameter 2.844 in Material Stainless Steel Finish Plain Material Grade/Class Not Graded Ring Type Internal Ring Clearance Diameter Type Free OD Thickness Tolerance +/-0.003 in Standards REACH Compliant RoHS Compliant Groove Width Tolerance +/-0.006/0.000 In.