Spiral Wound Flange Gasket For Flange ANSI Class 900 1 500 For Pipe Size 2 in Inside Diameter 2 5/16 in Outside Diameter 5 11/16 in Thickness 1/4 in Rim Stripe Color Gray Outer Ring Material Carbon Steel Minimum Operating Temperature -320 Degrees F Maximum Operating Temperature 842 Degrees F Spiral Winding Material Stainless Steel Spiral Winding Stainless Steel Grade Alloy 20 Inner Ring Stainless Steel Grade Not Applicable Standards ASME B16.20 ASME/ANSI