Ring Flange Gasket Gasket Material ePTFE Insert Material None For Pipe Size 6 in For Flange ANSI Class 150 Binder Material None Color White Inside Diameter 6 5/8 in Minimum Operating Temperature -450 Degrees F Maximum Operating Temperature 600 Degrees F Outside Diameter 8 3/4 in Thickness 1/8 in Gasket Type Ring Gasket Metal Detectable Gasket No Included Fasteners Not Applicable Hardness Not Rated Includes Mounting Hardware No X-Ray Detectable No