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 5925-01-157-6268
NSN 5990-00-016-5648
NSN 5855-01-472-2554
NSN 5960-01-422-3269
NSN 5965-00-479-9567
NSN 5920-00-285-2245
NSN 6320-00-107-1591
NSN 6685-01-464-0244
NSN 6105-00-503-2748
NSN 5905-00-937-3394
NSN 5835-01-647-6426
NSN 6645-01-430-4125