Sikorsky Aircraft Corp., a Lockheed Martin Co., Stratford, Connecticut, is awarded a $684,950,963 fixed-price incentive (firm target) modification (P00006) to a previously awarded contract (N0001920C0047). This modification exercises options for the production and delivery of nine low rate initial production, Lot 6, CH-53K heavy lift aircraft, as well as associated aircraft programmatic and logistical support. Work will be performed in Stratford, Connecticut (37.57%); Wichita, Kansas (9.56%); Salt Lake City, Utah (5.60%); St. Louis, Missouri (4.36%); Bridgeport, West Virginia (3.11%); Redmond, Washington (1.99%); Kent, Washington (1.67%); Quebec, Canada (1.63%); Cudahy, Wisconsin (1.42%); Rochester, United Kingdom (1.29%); Fort Walton Beach, Florida (1.19%); Rome, New York (1.12%); Saint Marcel, France (1.04%); Jupiter, Florida (1.03%); various locations within the continental U.S. (26.36%); and various locations outside the continental U.S. (1.06%), and is expected to be completed in July 2025. Fiscal 2022 aircraft procurement (Navy) funds in the amount of $684,950,963 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.