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 5975-01-502-7627
NSN 5998-01-259-8655
NSN 5950-01-143-9184
NSN 4140-01-341-3310
NSN 5915-01-340-6844
NSN 6620-00-292-7000
NSN 5835-00-170-5238
NSN 5935-00-122-3509
NSN 6610-01-372-2147
NSN 6685-01-140-4182
NSN 6130-00-486-0570
NSN 6220-01-246-0277