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 6620-00-488-0626
NSN 6110-01-523-4106
NSN 7035-00-043-1325
NSN 5945-00-161-4014
NSN 5945-01-598-6903
NSN 5910-01-599-8473
NSN 5945-00-988-0234
NSN 5985-00-079-0598
NSN 5950-00-034-6657
NSN 6685-01-511-6544
NSN 5998-01-178-6994
NSN 6105-00-232-1410