The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of self-locking nuts, specifically NSN 5310-00-827-4778, with a total quantity of 48,688 units to be delivered to the DLA Distribution Depot in Oklahoma. This procurement is a source-controlled drawing item, meaning that only approved sources can provide the required items, which are critical components in various military applications. Interested vendors must submit their quotes electronically, as hard copies of the solicitation will not be available, and all submissions must comply with the specifications outlined in the solicitation documents. For inquiries, potential bidders can contact the DLA at DibbsBSM@dla.mil, and the solicitation can be accessed through the DIBBS website.