The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is seeking proposals for the procurement of a Control Panel Assembly, specifically NSN 7R-1680-016185504-P8, with a quantity of three units required for delivery FOB Origin. This procurement necessitates engineering source approval from the design control activity to ensure the quality and reliability of the flight-critical part, which can only be acquired from approved sources due to the unique design capabilities and technical data rights held by these sources. Interested vendors must submit their proposals along with the necessary source approval documentation within 45 days of this presolicitation notice, and any inquiries should be directed to Keli Barish at KELI.BARISH@DLA.MIL or by phone at (215) 737-3861.