Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TF4RX13AJ005 found under Transformer Audio F by Te Connectivity Networks Inc. The National Stock Number assigned to this part is 5950010114803, 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 TF4RX13AJ005.