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 6320-00-036-3688
NSN 5950-01-462-1626
NSN 6610-00-739-3817
NSN 6320-01-389-5853
NSN 6150-00-889-7326
NSN 5965-01-381-4879
NSN 5895-00-327-4911
NSN 5996-00-840-5246
NSN 5990-01-573-1634
NSN 5910-00-824-4093
NSN 5965-00-132-6436
NSN 6685-01-204-3252