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 5895-01-580-5485
NSN 5925-01-565-3465
NSN 6220-01-184-0228
NSN 6685-01-141-7034
NSN 6110-01-355-7450
NSN 5920-01-445-7000
NSN 6220-01-291-7478
NSN 2925-01-209-9245
NSN 5920-01-322-7553
NSN 5910-01-279-2122
NSN 5965-00-665-2156
NSN 5935-01-324-4327