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 5950-00-132-4394
NSN 5910-00-899-9452
NSN 5965-00-831-2134
NSN 4140-01-202-9563
NSN 6650-01-251-7048
NSN 6240-00-227-0135
NSN 5945-01-646-0719
NSN 6685-01-220-2283
NSN 4140-01-263-0665
NSN 6220-00-243-0804
NSN 5905-01-652-1867
NSN 5920-01-231-3615