Eaton Corp., Cleveland, Ohio, will receive $84 million in aerospace business as a result of the purchase of 60 C-17 cargo transport aircraft by the U.S. Air Force. The Boeing Co., which manufactures the C-17, said it will produce and deliver 15 aircraft per year beginning in 2004 through 2007. Eaton currently supplies more than 40 components and systems for the C-17, which will be provided for an additional four years as a result of the Boeing contract award.