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 6130-00-579-9933
NSN 5920-00-938-2504
NSN 6610-01-065-1073
NSN 6105-01-320-2627
NSN 4140-00-128-8072
NSN 2925-01-387-0870
NSN 5935-01-340-9209
NSN 6645-01-149-4231
NSN 7035-01-325-7658
NSN 6130-01-240-1178
NSN 6240-01-605-4455
NSN 6650-01-118-1657