Ring Flange Gasket, Gasket Material Silicone, Insert Material None, For Pipe Size 1/2 in, For Flange ANSI Class 150, Binder Material None, Color Blue, Inside Diameter 27/32 in, Minimum Operating Temperature -50 Degrees F, Maximum Operating Temperature 400 Degrees F, Outside Diameter 1 7/8 in, Thickness 1/16 in, Gasket Type Ring Gasket, Metal Detectable Gasket Yes, Included Fasteners Not Applicable, Hardness 60A, Includes Mounting Hardware No, X-Ray Detectable No, For Fluid Type Not Applicable