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 5999-01-442-4018
NSN 5895-01-199-0147
NSN 5835-01-031-7265
NSN 6145-00-972-9782
NSN 5975-01-307-3609
NSN 6145-01-559-5810
NSN 5895-00-198-3565
NSN 6130-00-458-8372
NSN 5960-01-358-2832
NSN 5996-01-103-5399
NSN 5998-00-540-4594
NSN 5835-01-615-8864