Lockheed Martin Corp., Lockheed Martin Aeronautics Co., Fort Worth, Texas, is awarded a $99,528,620 firm-priced-incentive-firm-target undefinitized modification (P00001) to a previously awarded advanced acquisition contract (N0001923C0003). This modification procures long lead time materials, parts, components, and efforts in support of maintaining on-time production and delivery of 147 Lot 18 F-35 Joint Strike Fighter aircraft for the Air Force, Marine Corps, Navy, Foreign Military Sales (FMS) customers, and non-U.S. Department of Defense (DOD) participants. Work will be performed in Fort Worth, Texas (59%); 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%); and various locations outside the U.S. (2%), and is expected to be completed in January 2027. Fiscal 2023 aircraft procurement (Air Force) funds in the amount of $24,912,660; fiscal 2023 aircraft procurement (Navy) funds in the amount of $6,415,960; and FMS customer funds in the amount of $68,200,000 will be obligated at 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