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 6320-01-132-2746
NSN 6110-01-454-3545
NSN 5915-00-110-8627
NSN 5996-00-754-6153
NSN 5965-00-174-5792
NSN 6110-01-400-4207
NSN 6685-01-319-0003
NSN 6135-01-093-7426
NSN 5965-01-056-1303
NSN 5935-01-417-2152
NSN 6685-00-115-7530
NSN 5920-01-049-0022