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 6130-01-205-8119
NSN 6130-01-124-7928
NSN 5925-01-486-5077
NSN 5965-01-651-5165
NSN 6320-01-532-6746
NSN 5920-01-534-2459
NSN 5895-01-168-0827
NSN 4140-01-172-8368
NSN 5999-01-482-3249
NSN 2925-01-111-2927
NSN 5950-01-447-3817
NSN 5915-01-116-4507