The Department of Defense, through the Army Contracting Command - Rock Island, is soliciting bids for a three-year Firm Fixed Price Indefinite Delivery Indefinite Quantity (IDIQ) contract for the supply of 6061T6 Aluminum Round Bars, specifically 12 inches in diameter and 7 feet long, to support the M48A1 Large Filter Production at Pine Bluff Arsenal. The procurement requires a minimum of 40 and a maximum of 420 units, adhering to strict material standards including AMS-QQ-A-200/8 and ASTM-B221, with no drawings required as specifications are detailed in the attached product description. This contract is crucial for ensuring the availability of high-quality aluminum components necessary for military applications. Interested small businesses must submit their quotes, including the required price matrix and product description, by December 15, 2025, at 3:00 PM CST, to the primary contacts Heather Johns and Bethany Carbajal.