Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C20021-1 found under Parts Kit Electric Motor by Eaton Aerospace Ltd. The National Stock Number assigned to this part is 6105012988807, 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 C20021-1.