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 6130-01-179-8480
NSN 5998-01-291-8167
NSN 5925-00-923-3960
NSN 5855-00-862-3345
NSN 6320-01-308-9392
NSN 6220-00-056-6751
NSN 6240-01-258-6298
NSN 6150-01-151-0234
NSN 7035-01-377-0760
NSN 5835-01-495-5986
NSN 6645-01-461-7704
NSN 6650-00-710-8130