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 5895-01-433-0300
NSN 5998-00-705-0222
NSN 5996-00-713-4013
NSN 5999-01-203-6878
NSN 5930-01-382-4926
NSN 6320-01-374-9924
NSN 6130-00-441-9132
NSN 6145-00-004-7323
NSN 6685-01-346-2213
NSN 2925-00-167-6762
NSN 6220-00-868-5651
NSN 6110-00-402-7637