The Lockheed Martin Corp., Lockheed Martin Aeronautics Co., Fort Worth, Texas, is awarded a not-to-exceed $67,400,000 modification (P00012) to a previously awarded fixed-price incentive (firm-target) advanced acquisition contract (N0001920C0009). This modification increases the scope to procure long lead-time materials, parts, components, and effort for the production of eight Lot 17 F-35A aircraft for one Foreign Military Sales (FMS) customer. Work will be performed in Fort Worth, Texas (57%); El Segundo, California (14%); Warton, United Kingdom (9%); Cameri, Italy (4%); Orlando, Florida (4%); Nashua, New Hampshire (3%); Baltimore, Maryland (3%); San Diego, California (2%); Nagoya, Japan (2%); and various undisclosed locations outside the continental U.S. (2%), and is expected to be completed in May 2026. FMS funds in the amount of $67,400,000 will be obligated at the time of award, none of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.