Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 12171A found under Point Set Distribut by Ford Motor Co Ltd. The National Stock Number assigned to this part is 2920009762366, and the Federal Supply Class is 2920 Engine Electrical System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 12171A.