Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 28B0120-000 found under Core Electromagnetic Component by Steward Inc. The National Stock Number assigned to this part is 5950013302949, 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 28B0120-000.