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 6145-00-840-6685
NSN 5855-01-205-7030
NSN 5925-01-006-3311
NSN 6105-00-635-9727
NSN 5945-00-253-3991
NSN 5920-01-258-5775
NSN 5925-01-371-2876
NSN 5945-00-203-4514
NSN 6685-00-728-4744
NSN 4140-00-555-3856
NSN 6110-00-808-9930
NSN 5920-01-499-4236