The Department of Defense, through the Defense Logistics Agency, is initiating a pre-solicitation for a long-term contract to procure a National Stock Number (NSN) for the CH-47 Chinook helicopter weapon system, specifically targeting NSN 1615-01-112-5875, which corresponds to the Cover Assy, Upper. This sole source contract will be awarded to The Boeing Company, which is the only known supplier capable of providing the necessary logistics support, including engineering and repair services for the Chinook systems. The contract is structured over a ten-year period, with an estimated demand of twenty units, and the production lead time is set at 1,050 days post-award. Interested parties can reach out to Richard Allen at richard.allen@dla.mil or (256) 221-9950 for further inquiries.