Internal Light Duty Spiral Ring System of Measurement Inch Location Style Internal Thickness 0.031 in Fits Groove Diameter 1.682 in Fits Groove Width 0.039 in Fits Groove Depth 0.029 in Free Outside Diameter 1.701 in Material Stainless Steel Material Grade/Class 18-8 Ring Type Internal Light Duty Spiral Ring Clearance Diameter Type Free OD Thickness Tolerance +/-0.002 in Standards REACH Compliant RoHS Compliant Groove Width Tolerance +/-0.003/0.000 In.