The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of self-locking nuts, specifically NSN 5310-00-689-8195, with a total quantity of 7,055 units to be delivered to DLA Distribution San Diego within 161 days after order. This procurement is based on a source-controlled drawing, and only approved sources are eligible to provide the specified item, which is critical for various military applications. Interested suppliers must submit their quotes electronically, as hard copies of the solicitation will not be available, and any inquiries should be directed to the buyer via the provided email address, DibbsBSM@dla.mil.