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 5915-01-155-5386
NSN 5930-01-271-4603
NSN 5965-00-860-8954
NSN 5965-00-961-1627
NSN 6130-00-969-2239
NSN 5998-00-153-6178
NSN 2925-01-067-4446
NSN 5996-01-410-8538
NSN 5855-00-149-0766
NSN 5960-00-267-1635
NSN 7035-01-302-5359
NSN 5945-01-047-5268