Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TD15-250XFER found under Transformer by Acopian Technical Company. The National Stock Number assigned to this part is 5950012124378, 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 TD15-250XFER.