The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is soliciting quotes for the procurement of five units of the Auxiliary Power Duct (NSN 1560-00-7806123). This procurement is a source-controlled drawing item, with specific requirements that must be met as outlined in the solicitation documents. The items are critical components used in aerospace applications, ensuring the functionality and reliability of aircraft systems. Interested vendors must submit their quotes electronically, as hard copies will not be provided, and all inquiries should be directed to the buyer via the email address provided. The deadline for delivery is set for 130 days after order placement.