The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure an Amplifier Power Supply (NSN 7R-1680-016422016-P8) with a quantity of one unit. This procurement requires engineering source approval due to the flight-critical nature of the item, necessitating that only approved sources may submit proposals, as the technical data for the part is not sufficiently available for open competition. Interested parties must provide detailed documentation as outlined in the NAVSUP Source Approval Information Brochures to be considered, and proposals must be submitted within 45 days of this notice. For further inquiries, potential bidders can contact Sara M. Hojnowski at (215) 697-2198 or via email at SARA.HOJNOWSKI@NAVY.MIL.