Lockheed Martin Corp., Maritime Systems and Sensors, St. Paul, Minn., is being awarded a ceiling amount $55,975,592 modification to a previously awarded indefinite-delivery / indefinite-quantity contract (N00019-04-D-0082) to exercise an option for the procurement and installation of P-3C Anti-Surface Warfare Improvement Program (AIP) Kits required to convert P-3C UII.5 aircraft to the P-3 AIP configuration. Work will be performed in St. Paul, Minn., and is expected to be completed in December 2007. Contract funds will not expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Md., is the contracting activity.