The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure 17 units of a Low Noise Amplifier, identified by NSN 7R-1680-016099262-P8 and reference number 138900. 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 necessary for full and open competition is not adequately available. Interested vendors must provide detailed documentation as outlined in the NAVSUP Source Approval Information Brochures, and proposals must be submitted within 45 days of this notice, with the primary contact for inquiries being Kelly A. Gipson at kelly.a.gipson1@navy.mil.