Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 139C4454G2 found under Tripper Circuit Bre by General Electric Inc. The National Stock Number assigned to this part is 5925013985507, and the Federal Supply Class is 5925 Circuit Breakers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 139C4454G2.