A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.
Classification: Safety or relief valves
NSN 5905-01-484-7165
NSN 5945-01-513-3033
NSN 6150-01-208-3449
NSN 6105-00-581-0775
NSN 5915-01-396-9413
NSN 5965-01-157-2403
NSN 6610-00-919-7490
NSN 5920-00-513-4546
NSN 5999-00-054-4712
NSN 6135-01-341-9814
NSN 5835-01-560-3486
NSN 6145-01-409-1034