The Department of Defense, specifically the Naval Air Warfare Center Air Division, is seeking a contractor to provide Flight Management System (FMS) Navigational Database Software subscriptions for the E-2D Advanced Hawkeye aircraft. The procurement aims to secure a subscription service that delivers aeronautical navigation software updates every 28 days, compliant with FAA standards and DO-200C regulations. This software is critical for ensuring the operational effectiveness of the E-2D aircraft, which plays a vital role in naval aviation operations. Interested vendors should note that this acquisition is being pursued on a sole-source basis, with Jeppesen identified as the only capable provider. For further inquiries, potential contractors can contact Joy McBride at joy.a.mcbride2.civ@us.navy.mil or by phone at 301-904-5390. The anticipated period of performance spans from March 22, 2026, to March 21, 2031, with options for extension.