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 6110-00-811-3423
NSN 6650-00-947-3047
NSN 5920-01-556-1236
NSN 5985-01-593-1241
NSN 5975-01-389-3893
NSN 6685-01-517-0527
NSN 2925-01-528-7333
NSN 5945-01-192-5792
NSN 6645-00-258-8547
NSN 5950-00-411-3043
NSN 5915-01-166-5712
NSN 5915-01-510-2296