Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A506A039-109 found under Coil Radio Frequenc by Bae Systems Information And Electronic Systems Integration Inc. The National Stock Number assigned to this part is 5950013818945, 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 A506A039-109.