The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of self-locking nuts, specifically NSN 5310-00-5309927, with a total quantity of 4,891 units required for delivery. This procurement is a source-controlled drawing item, meaning that only approved sources, identified as 52828 SL3C-524 and 56878 E0104-524, may submit quotes, which must meet the specifications outlined in the solicitation. The items are critical for various military applications, ensuring secure fastening in equipment and machinery. Interested vendors, particularly Service-Disabled Veteran-Owned Small Businesses (SDVOSB), must submit their quotes electronically by the specified deadline, with further inquiries directed to the buyer via email at DibbsBSM@dla.mil.