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 5965-00-529-0602
NSN 5975-01-188-0232
NSN 4140-01-473-2143
NSN 5910-01-423-8459
NSN 5999-01-406-5216
NSN 5950-01-519-2709
NSN 6110-01-436-2699
NSN 5996-01-158-1206
NSN 5945-00-567-1210
NSN 7035-01-515-3490
NSN 5945-01-487-6006
NSN 6145-01-227-0659