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 6220-01-612-8224
NSN 5950-01-011-1225
NSN 6110-00-889-8114
NSN 6610-01-160-6585
NSN 7035-00-887-4674
NSN 7035-00-295-0451
NSN 5905-01-547-5721
NSN 6320-00-908-6841
NSN 5965-00-815-2525
NSN 6620-01-144-1244
NSN 5990-00-910-4500
NSN 5990-00-543-2755