The Department of Defense, through the Naval Sea Systems Command (NAVSEA), intends to award a contract for the production and support of the MK 110 Mod 0 Gun Mount, specifically targeting the fiscal years 2027 to 2031. This procurement will encompass logistics support, engineering support, waterfront support, technical support, repairs, components, and spares, with BAE Systems, Land and Armaments L.P. identified as the sole source capable of meeting the government's requirements within the necessary timeline. The MK 110 57mm Gun Mount is crucial for naval operations, and this contract will be awarded under the authority of 10 U.S.C. 3204(a)(1), as implemented by FAR 6.302-1. Interested parties may express their interest and capabilities to the primary contact, Michael Peduto, at michael.p.peduto2.civ@us.navy.mil or by phone at 202-781-2372, while subcontracting inquiries should be directed to BAE Systems.