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 6150-00-683-5349
NSN 5935-01-241-5536
NSN 5910-01-577-9478
NSN 7035-00-922-5700
NSN 6145-00-583-3940
NSN 6135-00-307-6998
NSN 5945-01-211-6585
NSN 5990-01-328-9846
NSN 5960-00-774-8227
NSN 5985-01-063-1474
NSN 5920-01-076-7045
NSN 6145-01-578-2045