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 6150-01-414-1822
NSN 5895-01-219-2698
NSN 6320-01-240-4637
NSN 5975-00-045-1715
NSN 6645-01-428-3576
NSN 6240-00-237-3750
NSN 2925-01-331-5039
NSN 5999-01-246-0559
NSN 5920-01-616-3401
NSN 6130-01-147-2034
NSN 4140-01-561-5099
NSN 6240-01-179-4547