The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of NSN 5310-01-185-6232, specifically a plain castellated nut, with a total quantity of 803 units required for delivery. This procurement is based on a source-controlled drawing, and only approved sources are eligible to provide the item, which is critical for various military applications. Interested vendors must submit their quotes electronically, as hard copies of the solicitation will not be available, and all submissions must adhere to the specifications outlined in the solicitation document. For inquiries, potential bidders can contact the DLA via email at DibbsBSM@dla.mil, and the solicitation details can be accessed through the DIBBS website.