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 5996-01-579-6558
NSN 5965-01-499-3184
NSN 6110-00-519-5339
NSN 5975-01-188-8873
NSN 6145-01-419-6050
NSN 5935-01-397-0655
NSN 6135-00-416-2898
NSN 5960-01-624-1170
NSN 5965-00-539-7778
NSN 6650-00-401-7896
NSN 6110-00-420-4318
NSN 5990-00-982-6442