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 5985-01-297-6982
NSN 5945-01-168-9715
NSN 5945-01-348-0709
NSN 4140-01-304-5882
NSN 5920-00-518-1789
NSN 5835-00-516-8675
NSN 6220-00-070-7242
NSN 5855-01-375-2152
NSN 5950-01-421-4138
NSN 6685-01-254-3490
NSN 6650-01-420-5586
NSN 7035-00-135-4758