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 5905-01-539-0972
NSN 6685-01-132-7474
NSN 6620-01-431-9176
NSN 6645-00-152-8498
NSN 5965-01-533-1374
NSN 5945-01-126-4998
NSN 6240-01-350-3533
NSN 5965-00-035-4556
NSN 5930-01-326-8311
NSN 6135-01-494-8657
NSN 5960-01-605-9921
NSN 5905-00-952-4716