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 5905-01-085-6405
NSN 5975-01-450-7868
NSN 6105-01-357-5040
NSN 6240-01-447-3199
NSN 5835-01-257-0154
NSN 6110-01-200-3517
NSN 5996-01-574-0898
NSN 5998-01-082-4163
NSN 6240-01-381-8713
NSN 5990-01-425-2175
NSN 5920-01-241-3227
NSN 7035-01-444-4240