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 5985-00-337-3728
NSN 5998-00-056-2871
NSN 6130-01-552-8757
NSN 4140-01-372-5718
NSN 6645-01-548-6753
NSN 6320-01-607-1491
NSN 5925-00-583-8922
NSN 5925-01-066-6227
NSN 5965-00-532-3284
NSN 5965-01-381-2998
NSN 6240-01-481-5638
NSN 5996-01-026-8807