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 6645-01-281-7254
NSN 5915-01-265-0326
NSN 6150-01-476-1570
NSN 5920-01-023-0040
NSN 6240-00-306-9562
NSN 5990-00-258-0228
NSN 6130-00-377-9197
NSN 5975-01-096-4708
NSN 6610-01-229-3679
NSN 6685-00-767-7514
NSN 5935-01-010-3415
NSN 5998-00-471-9361