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 6150-00-904-6106
NSN 5985-01-527-4219
NSN 6650-01-506-5636
NSN 5935-01-037-5521
NSN 6145-01-390-6466
NSN 6645-01-023-8020
NSN 6650-00-207-9639
NSN 5925-01-207-8542
NSN 5895-00-155-4578
NSN 6220-01-391-6084
NSN 5895-01-045-2037
NSN 6650-01-391-7527