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 6240-00-851-7758
NSN 6320-01-103-6218
NSN 6320-00-295-2854
NSN 5998-01-146-0473
NSN 5925-01-538-7915
NSN 4140-01-055-6355
NSN 6150-01-376-8634
NSN 5960-01-013-9346
NSN 5835-01-460-0582
NSN 5990-01-421-5342
NSN 6145-00-407-3752
NSN 6685-01-367-2150