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 5920-01-090-4363
NSN 5895-01-044-5425
NSN 6685-01-525-5884
NSN 5930-01-438-3882
NSN 2925-00-159-0337
NSN 5855-01-098-9038
NSN 5960-01-528-1147
NSN 6105-01-148-5037
NSN 5915-01-633-9845
NSN 6110-01-171-3269
NSN 5915-01-045-9291
NSN 6105-01-151-3100