This is a small business set-aside procurement for an indefinite quantity contract to manufacture aircraft stiffeners, with a base period of 3 years and no option periods. The estimated annual quantity is 200 units each. Delivery of production units is required 175 days after government approval, with inspection and acceptance at the origin. The contract requires access to restricted unclassified data, necessitating certification via a DD Form 2345. The solicitation will be available electronically on the DLA Internet Bid Board System (DIBBS).