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 6650-01-601-8194
NSN 5910-01-394-5013
NSN 5960-01-408-3702
NSN 6105-00-283-2849
NSN 4140-01-506-2479
NSN 2925-00-400-5634
NSN 5915-01-419-5602
NSN 6610-01-487-8307
NSN 5905-01-296-7522
NSN 6685-01-372-3393
NSN 6320-01-039-5891
NSN 5895-01-653-0013