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 5990-01-164-0220
NSN 5975-01-277-2699
NSN 5985-00-872-1905
NSN 5855-01-020-7982
NSN 6110-00-982-9714
NSN 5895-00-181-7020
NSN 5965-01-131-7496
NSN 5855-00-925-0114
NSN 5855-01-040-3881
NSN 5935-01-415-1775
NSN 6150-01-466-8737
NSN 6610-01-199-0499