Sikorsky Aircraft Corp., a Lockheed Martin Co., Stratford, Connecticut, is awarded a modification (P00001) to a cost-plus-fixed-fee order (N0001924F0663) against a previously issued basic ordering agreement (N0001923G0002). This modification exercises an option to perform testing in support of a design change to the CH-53K active inceptor system that addresses obsolescence of internal electrical components in support of the Marine Corps. Work will be performed in Stratford, Connecticut (63.3%); Farnborough, United Kingdom (32.6%); Fort Worth, Texas (1.2%); and various locations within the continental US (2.9%) and is expected to be completed in June 2029. Fiscal 2023 aircraft procurement (Navy) funds in the amount of $21,859,196 will be obligated at the time of award, all of which will 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.