General Dynamics Electric Boat Corp., Groton, Connecticut, is awarded a $31,000,000 firm-fixed-price delivery order (N00024-22-F-4301) against Naval Sea Systems Command multiple award, indefinite-delivery/indefinite-quantity contract (N00024-16-D-4300) for the Historic Ship (HS) Nautilus (SSN 571) preservation availability. Work will be performed at the Naval Submarine Base New London in New London County, Connecticut, and is expected to be completed by August 2022. Fair opportunity to compete for this effort was provided to all contract holders. General Dynamics Electric Boat Corp. was the only offeror who provided a proposal for this effort. Fiscal 2022 operation and maintenance (Navy) funds in the amount of $31,000,000 will be obligated at the time of award and will expire at the end of the current fiscal year. The Naval Sea Systems Command, Washington, D.C., is the contracting activity.