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 5960-01-290-4498
NSN 6110-00-646-4421
NSN 5990-01-084-8330
NSN 6645-00-586-7198
NSN 2925-01-014-8007
NSN 4140-00-816-8820
NSN 2925-01-194-9737
NSN 6610-01-619-8058
NSN 7035-01-314-7559
NSN 6145-01-060-0973
NSN 6645-00-405-8570
NSN 6145-01-457-7685