Ordnance provision system. [Ordnance catalog (ordnance provision system): Groups A-S. G-141. [Truck. 2½-ton, 6×6, instrument reoair. M10 and M10A1] v. 1. Truck. 2½.-ton. 6×6. instrument repair. M10 and M10A1. load A. organizational spare parts and equipment; June 12, 1943.