Expanded PTFE Flange Gasket Full Face 1//8 Thick 1 Pipe Size 1-5//16 ID Pack of 1 1//8 Thick 1 Pipe Size 1-5//16 ID 4-7//8 OD Fits Class 300 Flange Pack of 1 4-7//8 OD Small Parts FF-TFE-T24SH-012-3//4//600-0100 White