The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of self-locking nuts, specifically NSN 5310-01-713-6579, with a total quantity of 1,960 units required for delivery. This procurement is based on a source-controlled drawing, and only approved sources, namely 15653 H56496-3 and 99207 5140T93P01, are eligible to submit quotes. The items are critical hardware components used in various defense applications, ensuring secure fastening in military equipment. Interested vendors must submit their quotes electronically, and any inquiries should be directed to the buyer via the provided email address, DibbsBSM@dla.mil, with the solicitation available online at the DLA's website.