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 6150-01-406-5844
NSN 4140-00-087-4611
NSN 6135-01-010-0891
NSN 5990-01-272-4091
NSN 7035-01-366-5912
NSN 6105-01-082-8528
NSN 5835-00-243-0594
NSN 4140-01-055-9294
NSN 5985-01-223-5248
NSN 5996-00-943-5157
NSN 5999-00-200-4412
NSN 6150-01-229-7638