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 7035-01-457-5645
NSN 6320-01-054-3046
NSN 5998-00-205-8803
NSN 6135-01-656-0761
NSN 6220-01-310-0212
NSN 6220-01-032-3684
NSN 5965-01-160-2691
NSN 5920-01-504-4936
NSN 5975-00-539-7300
NSN 4140-01-383-6184
NSN 5855-01-479-8129
NSN 5895-00-203-2379