The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking proposals for the procurement of 48 units of a specialized keyboard for data entry, which is critical for flight operations. This procurement requires engineering source approval due to the unique design and manufacturing knowledge necessary to maintain the quality of the part, and only previously approved sources will be considered for this contract. Interested parties must submit their proposals along with the required source approval documentation within 45 days of this presolicitation notice, and any inquiries should be directed to Danielle Diciacco at (215) 697-5970 or via email at danielle.diciacco.civ@us.navy.mil.