Spiral Wound Flange Gasket, For Flange ANSI Class 150, For Pipe Size 8 in, Inside Diameter 8 1/2 in, Outside Diameter 11 in, Thickness 3/16 in, Rim Stripe Color Gray, Outside Rim Color Yellow, Filler Material Graphite, Outer Ring Material Carbon Steel, Minimum Operating Temperature -400 Degrees F, Maximum Operating Temperature 842 Degrees F, Spiral Winding Material Stainless Steel, Spiral Winding Stainless Steel Grade 304, Inner Ring Material Stainless Steel, Inner Ring Stainless Steel Grade 304