Full Face Flange Gasket Gasket Material Aramid Insert Material None For Pipe Size 6 in For Flange ANSI Class 300 Binder Material EPDM Color Gray Inside Diameter 6 5/8 in Minimum Operating Temperature -100 Degrees F Maximum Operating Temperature 390 Degrees F Outside Diameter 12 1/2 in Thickness 1/8 in Number of Bolt Holes 12 Bolt Hole Diameter 7/8 in Gasket Type Full-Face Gasket Metal Detectable Gasket No Included Fasteners Not Applicable Hardness Not Rated