The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the procurement of four units of the Combiner, Aircraft, M (NSN 7R-6650-015854893-P8, REF NR 1500-2310-002). This procurement involves a commercial/nondevelopmental/off-the-shelf item that is critical for flight operations, necessitating government source approval prior to contract award. Interested vendors must provide comprehensive documentation to demonstrate their capability to produce the item, as only previously approved sources will be considered for this solicitation. For further inquiries, interested parties can contact Sara M. Hojnowski at (215) 697-2198 or via email at SARA.HOJNOWSKI@NAVY.MIL.