The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting bids for the procurement of self-locking heavy hex nuts, classified under the NAICS code 332722 for Bolt, Nut, Screw, Rivet, and Washer Manufacturing. The contract requires the delivery of 5,000 units within 360 days, with stringent quality assurance and inspection protocols due to the critical nature of the materials, which are essential for shipboard systems. Interested vendors should note that this opportunity is set aside for small businesses and must comply with various specifications and certifications outlined in the solicitation. For further inquiries, potential bidders can contact Jocelyne Dzonangfouego at 717-605-2982 or via email at jocelyne.dzonangfouego.civ@us.navy.mil.