Lockheed Martin Corp., Lockheed Martin Aeronautics Co., Fort Worth, Texas, is awarded a $174,635,020 firm-fixed-price modification (P00018) to a previously awarded indefinite-delivery/indefinite-quantity contract (N0001919D0015). This modification exercises an option to procure Lot 17 helmet mounted display requirements in support of the F-35 Joint Strike Fighter aircraft for the Air Force, Marine Corps, Navy, F-35 Cooperative Program Partners, and Foreign Military Sales customers. Work will be performed in Fort Worth, Texas, and is expected to be completed in February 2028. No funds will be obligated at the time of award; funds will be obligated on individual orders as they are issued. Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.