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 5920-00-513-4546
NSN 6150-01-234-6749
NSN 5855-01-433-3197
NSN 7035-01-088-6415
NSN 6135-01-363-5109
NSN 5930-01-123-0686
NSN 6145-00-764-1441
NSN 6220-00-025-3697
NSN 5996-01-041-7555
NSN 2925-01-457-5649
NSN 6145-00-793-7816
NSN 5925-00-880-3294