Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S53YF3BTF found under Motor Direct Curren by Goodrich Corporation. The National Stock Number assigned to this part is 6105006112581, 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 S53YF3BTF.