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 hex nuts (NUT, SLF LKG HEX) under a federal contract. The procurement requires adherence to stringent quality assurance standards and specifications, as the materials will be utilized in critical shipboard systems where the use of incorrect or defective materials could lead to severe consequences, including personnel injury or loss of life. Interested vendors must comply with various inspection and certification requirements, including maintaining a quality system in accordance with ISO standards, and must submit their proposals by the extended solicitation due date. For further inquiries, potential bidders can contact Tiana Hammaker at 717-605-8399 or via email at TIANA.HAMMAKER@NAVY.MIL.