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 6135-00-583-3966
NSN 7035-01-432-2424
NSN 5975-01-036-7590
NSN 5998-00-994-3069
NSN 5910-01-338-6994
NSN 5905-01-265-0175
NSN 5950-01-284-8603
NSN 6650-00-166-0284
NSN 6220-01-585-4698
NSN 5855-01-371-1010
NSN 5996-01-450-5021
NSN 4140-01-243-5817