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 5960-01-170-4057
NSN 6130-01-133-0848
NSN 6645-01-030-5288
NSN 6105-01-195-7623
NSN 6650-00-782-4624
NSN 5835-00-170-5238
NSN 6645-01-439-8368
NSN 5996-01-344-6470
NSN 5930-01-069-1818
NSN 6150-01-575-4066
NSN 4140-00-185-9694
NSN 6320-00-261-9136