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 5950-01-454-1880
NSN 6240-00-527-8614
NSN 5855-01-655-4035
NSN 5920-00-648-6767
NSN 5925-00-622-2294
NSN 4140-01-117-4801
NSN 6240-01-025-2553
NSN 5999-01-219-5560
NSN 5855-01-049-5354
NSN 5905-01-010-6462
NSN 6105-01-343-1241
NSN 5935-01-252-8179