The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the procurement of 8 units of a flight-critical radio set, identified by NSN 7R-5826-014392708-JT. This procurement requires Government source approval prior to contract award, as the technical data necessary for full and open competition is not available, and only previously approved sources will be considered for this solicitation. Interested vendors must submit detailed information regarding their capability to produce the item, including any prior submissions for source approval, as offers lacking the required documentation will not be considered. For further inquiries, interested parties can contact Arianna G. Pilla at (215) 697-2198 or via email at ARIANNA.PILLA@NAVY.MIL.