Lockheed Martin Corp., Fort Worth, Texas, is awarded a $869,947,066 fixed-price-incentive-firm- target contract to procure long lead materials, parts, components, and associated support in support of the F-35 Lot 20 production aircraft for the Air Force, Navy, Marine Corps, non-U.S. Department of Defense (DOD) partners, and Foreign Military Sales (FMS) customers. Work will be performed 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 other various locations outside of the continental U.S. (2%), and is expected to be completed May 2031. Fiscal 2025 aircraft procurement (Air Force) funds in the amount of $197,529,066; fiscal 2025 aircraft procurement (Navy) funds in the amount $172,718,000; non-U.S. DOD partner funds in the amount of $35,400,000; and FMS customer funds in the amount of $464,300,000, will be obligated at the time of award, none of which expire at the end of the current fiscal year. This contract was not competed. Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity (N0001925C0070).