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 6650-01-300-1668
NSN 6145-00-293-9585
NSN 5935-01-657-9583
NSN 6110-01-296-9779
NSN 7035-01-517-1713
NSN 5960-01-624-1170
NSN 6610-01-306-8530
NSN 6145-01-598-9912
NSN 5905-01-590-5621
NSN 5895-00-487-3321
NSN 6220-01-355-1251
NSN 7035-01-038-3165