Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 741C8540-03-120 found under Semiconductor Devic by Ge Aviation Systems Llc. The National Stock Number assigned to this part is 5961013483064, and the Federal Supply Class is 5961 Semiconductor Devices And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 741C8540-03-120.