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 6650-01-020-6148
NSN 5855-00-832-9341
NSN 6645-01-052-8331
NSN 6105-01-634-0322
NSN 6105-01-428-7811
NSN 4140-01-036-4647
NSN 6620-01-451-3742
NSN 5945-01-629-5811
NSN 5996-00-894-0843
NSN 5990-01-395-4194
NSN 6685-00-498-4969
NSN 5855-00-147-2508