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 6685-01-124-4362
NSN 5835-01-564-5575
NSN 6220-01-268-8795
NSN 5895-00-945-6651
NSN 5985-00-277-0575
NSN 6220-01-268-1318
NSN 5920-01-468-0186
NSN 5915-01-429-0874
NSN 5975-01-421-0199
NSN 6620-01-106-6510
NSN 6110-00-136-2619
NSN 6145-00-226-9499