Betts Industries 4 in Emergency Valve, Flanged Inlet, Grooved Outlet, Flat Seal, External Air, Aluminum, 90° Elbow

Betts flat seat style emergency valves combine Betts quality with an economical design. Valves feature aluminum construction with a specially designed seat disc to provide positive sealing. Shear section tested per TTMA RP84 and meets 49CFR178.345-8. Air operated valves are provided with an external air cylinder to help prevent gasoline or other products from contaminating the air supply. The air cylinder is hard-coated aluminum with a polished stainless steel shaft. Cylinders have 1/8 in NPT port for air connection and are supplied with a fusible plug installed.Emergency Valve, Flanged Inlet, Grooved Outlet, Flat Seal, External Air, Aluminum, Nitrile Seal, 4 in Inlet, 4 in Outlet, 90 deg Elbow, Standards: 49CFR178.345-8