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 6610-00-137-6532
NSN 5965-01-230-2085
NSN 6610-00-704-6657
NSN 5935-01-515-2940
NSN 5950-00-222-8313
NSN 6650-01-231-9545
NSN 6110-01-193-3167
NSN 7035-00-929-0363
NSN 6240-00-304-4861
NSN 5950-01-505-7982
NSN 5915-00-300-8481
NSN 5996-01-248-4383