Ordnance provision system. [Ordnance catalog (ordnance provision system): Groups A-T. G-139. [Truck, 2½-ton, 6×6, automotive repair, M8 and M8A1] v. 2, Truck, 2½-ton, 6×6, automotive repair, M8 and M8A1, load B, organizational spare parts and equipment; Aug. 30, 1943.