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 5925-01-609-8561
NSN 6150-00-390-3422
NSN 5905-01-085-3207
NSN 5905-01-167-1580
NSN 5895-00-076-2200
NSN 5930-01-412-0481
NSN 6220-00-468-0296
NSN 6610-00-825-5774
NSN 5960-00-617-9172
NSN 6145-00-681-4417
NSN 5999-01-513-9284
NSN 5895-01-065-0118