Ring Flange Gasket, Gasket Material Buna-N, Insert Material None, For Pipe Size 6 in, For Flange ANSI Class 150, Binder Material None, Color Black, Inside Diameter 6 5/8 in, Minimum Operating Temperature -30 Degrees F, Maximum Operating Temperature 250 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 Shore 60A, Includes Mounting Hardware No, X-Ray Detectable No, For Fluid Type Oil