Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 056T17F420A found under Motor Alternating Current by Marathon Electric Manufacturing. The National Stock Number assigned to this part is 6105007973481, 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 056T17F420A.