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 6685-01-356-2285
NSN 5945-01-470-2502
NSN 5855-01-398-0090
NSN 7035-00-059-7970
NSN 5999-00-944-5440
NSN 6620-01-154-4209
NSN 5999-00-567-1016
NSN 5910-01-524-4422
NSN 5835-01-651-8807
NSN 5996-01-428-9436
NSN 6130-00-923-3383
NSN 5996-01-338-5256