Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SMU-00000055 found under Electrical Propulsi by Esg. The National Stock Number assigned to this part is 6105016452161, and the Federal Supply Class is 6105 Motors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SMU-00000055.