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 5985-01-115-5428
NSN 5985-01-223-2188
NSN 6130-00-505-0194
NSN 5905-01-216-1001
NSN 5835-00-148-9719
NSN 6220-01-349-0486
NSN 5998-01-186-8039
NSN 5975-01-281-3607
NSN 6320-00-731-6134
NSN 5965-01-431-4209
NSN 5925-01-192-1452
NSN 5925-01-035-7440