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 5965-01-328-7979
NSN 6685-00-068-6118
NSN 6220-01-160-7249
NSN 5935-00-105-6633
NSN 5960-01-442-7950
NSN 6145-01-184-0967
NSN 2925-01-215-5022
NSN 6320-01-425-1417
NSN 5915-01-382-6364
NSN 5920-01-433-2261
NSN 6220-00-060-3533
NSN 6130-00-696-8309