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 2925-01-590-8691
NSN 6220-01-473-8472
NSN 6145-00-152-6499
NSN 5925-00-874-6701
NSN 5965-00-568-5802
NSN 2925-00-420-8151
NSN 6110-00-446-6099
NSN 5920-01-023-6818
NSN 6610-00-482-7339
NSN 5895-01-432-0525
NSN 6220-01-589-6532
NSN 5895-00-684-6879