The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of four units of NSN 1560-01-166-1016, specifically for the item "Door, Access, Aircraft." This solicitation is a Total Small Business Set-Aside, aimed at ensuring that small businesses can compete for this opportunity, which falls under the NAICS code 336413, related to Other Aircraft Parts and Auxiliary Equipment Manufacturing. The successful supplier will be responsible for delivering the specified items to DLA Distribution within 100 days after order placement. Interested vendors must submit their quotes electronically, and any inquiries regarding the solicitation should be directed to the buyer via email at DibbsBSM@dla.mil.