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 5975-01-633-7089
NSN 5915-00-222-6031
NSN 6685-01-399-3595
NSN 6645-01-617-3354
NSN 5965-00-171-1265
NSN 6610-01-398-1094
NSN 5998-01-540-8843
NSN 5990-01-448-2751
NSN 6220-00-186-0177
NSN 4140-01-131-1110
NSN 5960-00-222-6174
NSN 6220-01-602-5025