The Department of Defense, through the NAVSUP Weapon Systems Support office, is seeking to procure repair services for aircraft power supplies, specifically NSN 0R-6130-017063775-E8, from Champion Aerospace LLC on a sole source basis. The procurement involves the repair of 16 units of the aircraft power supply part number 28VS175BL, which is critical for the F/A-18E/F/G aircraft, and no alternative sources are available due to the lack of drawings or data. Interested parties have until 15 days from the notice publication to express their capabilities, with the solicitation expected to be issued on January 2, 2025, and proposals due by February 3, 2025; all inquiries should be directed to Jessica T. Grzywna at jessica.grzywna@navy.mil.