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 6610-00-277-7206
NSN 7035-01-286-2677
NSN 5920-00-861-6091
NSN 6650-01-555-8819
NSN 5925-00-405-3363
NSN 4140-01-037-1867
NSN 5950-00-800-7254
NSN 6240-00-740-8901
NSN 5975-01-163-4359
NSN 5985-01-145-1470
NSN 5855-01-441-0401
NSN 6320-01-470-6826