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 5915-00-204-7925
NSN 5925-00-990-8087
NSN 5855-01-027-8414
NSN 5996-01-531-8564
NSN 5930-01-351-5752
NSN 6220-01-505-0538
NSN 5996-01-585-8702
NSN 5996-01-505-0101
NSN 6685-00-566-7721
NSN 6145-01-044-4922
NSN 5999-01-367-2843
NSN 5910-01-342-2731