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 5920-01-415-2878
NSN 6645-00-983-2046
NSN 5905-01-398-0605
NSN 5905-00-132-0170
NSN 6650-00-758-3443
NSN 5960-00-137-4751
NSN 6105-01-294-7504
NSN 2925-01-218-0153
NSN 5935-01-592-2501
NSN 6610-01-116-9276
NSN 5998-01-481-5738
NSN 4140-00-552-7370