The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of 3,485 units of NSN 5310-01-563-1391, specifically a plain castellated nut. This procurement is part of a potential Indefinite Delivery Contract (IDC) with a one-year term or until the total orders reach $250,000, with an estimated four orders per year and a guaranteed minimum quantity of 348 units. The items will be shipped to various DLA depots both within the continental United States (CONUS) and outside (OCONUS), highlighting the importance of these components in military logistics and operations. Interested vendors must submit their quotes electronically, and for any inquiries, they can contact the DLA at DibbsBSM@dla.mil.