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 6645-01-648-4439
NSN 4140-01-028-2004
NSN 5999-01-026-1454
NSN 6220-00-088-3797
NSN 6110-01-559-0104
NSN 4140-01-361-2292
NSN 5855-01-473-6076
NSN 6145-01-398-8811
NSN 5950-00-053-1368
NSN 6645-00-888-5820
NSN 6220-01-021-1984
NSN 5905-00-246-4639