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 4140-01-284-6485
NSN 7035-01-038-9970
NSN 6685-00-397-3629
NSN 5950-01-486-9451
NSN 6610-01-010-3159
NSN 6110-00-188-9874
NSN 6610-00-169-4195
NSN 5895-01-632-3004
NSN 5910-01-216-9065
NSN 5935-01-300-8976
NSN 5999-00-755-5493
NSN 6645-01-392-9615