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 5950-01-213-0235
NSN 5960-01-325-2241
NSN 5975-00-706-6220
NSN 6650-01-245-0447
NSN 6645-01-575-4181
NSN 6610-00-875-6625
NSN 5920-00-331-0583
NSN 5855-01-381-5324
NSN 6240-01-308-8776
NSN 5835-01-015-4610
NSN 4140-00-022-2893
NSN 6645-00-234-3873