Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K663040168 found under Coil Radio Frequenc by F E L Corp. The National Stock Number assigned to this part is 5950009193047, and the Federal Supply Class is 5950 Coils And Transformers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K663040168.