Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AC401 found under Coil Radio Frequenc by Automatic Coil Corp. The National Stock Number assigned to this part is 5950005925799, 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 AC401.