Magnetic permeability shall not exceed 2.0 after fabrication
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 5985-01-233-2868
NSN 5975-01-057-3926
NSN 6135-00-998-5884
NSN 6620-01-293-6241
NSN 5990-01-465-9235
NSN 5910-01-563-1376
NSN 6135-01-513-3581
NSN 5975-00-883-5806
NSN 5965-00-894-0015
NSN 5855-01-346-7682
NSN 7035-01-227-2546
NSN 5975-00-606-8604