Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6628 1004 found under Transformer Radio Frequency by Harris Corp. The National Stock Number assigned to this part is 5950013712911, 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 6628 1004.