Lockheed Martin Corp., Lockheed Martin Aeronautics Co., Fort Worth, Texas, was awarded a $19,036,756 cost-plus-fixed-fee, firm-fixed-price modification (P00006) to order (N0001923F0002) against a previously issued basic ordering agreement (N0001919G0008). This modification adds scope for the procurement of material modification kits, and special test and tooling equipment necessary to support F-35 Joint Strike Fighter aircraft retrofit and modification efforts for the Air Force, Marines, Navy, Foreign Military Sales (FMS) customers, and non-U.S. Department of Defense (DOD) participants. Work will be performed in Fort Worth, Texas, and is expected to be completed in August 2027. Fiscal 2022 aircraft procurement (Air Force) funds in the amount of $8,168,933; fiscal 2022 aircraft procurement (Navy) funds in the amount of $5,355,896; non-U.S. DOD participant funds in the amount of $3,684,351; and FMS customer funds in the amount of $1,827,576, will be obligated at the time of award, of which $13,524,829 will expire at the end of the current fiscal year. Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity. (Awarded July 23, 2024)