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 5905-01-286-1147
NSN 5835-01-321-7895
NSN 5985-00-593-8127
NSN 2925-01-076-6128
NSN 7035-00-631-3782
NSN 5835-00-170-5238
NSN 5905-00-538-5803
NSN 6220-00-065-3431
NSN 5855-01-343-2933
NSN 5999-01-550-3341
NSN 5965-01-655-5965
NSN 6110-01-364-9779