Sikorsky Aircraft Corp., a Lockheed Martin Co., Stratford, Connecticut, is awarded a $7,527,084 firm-fixed-price modification (P00073) to a previously awarded cost-plus-fixed-fee, fixed-price-incentive-firm-target contract (N0001916C0048). This modification exercises an option to provide validation and test tooling in support of CH-53K Lots 4 and 5 production aircraft. Work will be performed in Stratford, Connecticut, and is expected to be completed in December 2024. Fiscal 2023 aircraft procurement (Navy) funds in the amount of $7,527,084 will be obligated at the 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.