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 6650-00-119-9431
NSN 6610-01-541-4964
NSN 5950-01-548-9051
NSN 5945-01-532-5378
NSN 5985-01-105-2209
NSN 7035-01-607-4275
NSN 7035-01-509-1381
NSN 5905-00-470-1652
NSN 6110-01-549-5153
NSN 6145-00-401-3518
NSN 6645-01-290-3930
NSN 5905-00-501-2814