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 6610-01-398-2554
NSN 6240-01-492-8821
NSN 6145-01-255-0270
NSN 5945-00-203-5575
NSN 5999-01-246-5543
NSN 5998-01-378-7756
NSN 6105-01-312-0045
NSN 5990-00-394-3987
NSN 5905-00-223-4635
NSN 6110-00-960-7341
NSN 6130-01-515-1811
NSN 5975-01-295-5769