Flange Gasket, Full Face, 2 in Pipe Size, 6 1/2 in Outside Dia., Bolt Holes 8, 2 3/8 in Inside Dia., Metal Detectable No, Material of Construction Neoprene, 1/8 in Thickness, -30 Degrees to 250 Degrees Temp. Range (F), Color Black, Standards ASME B16.21, ASTM D2000 BC 607