Flange Gasket, Ring, 3/4 in Pipe Size, 2 1/4 in Outside Dia., 1 1/16 in Inside Dia., Metal Detectable No, Material of Construction Aramid Fiber with SBR Binder, 1/8 in Thickness, -100 Degrees to 400 Degrees Temp. Range (F), Color White, Standards ASME B16.21