Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 66S04268-0000 found under Coil Electrical by Hsi Electric Inc. The National Stock Number assigned to this part is 5950014130441, 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 66S04268-0000.