MIL-PRF-83812C, PERFORMANCE SPECIFICATION TRUCK, FORKLIFT, 10,000 AND 13,000 POUND CAPACITY, ADVERSE TERRAIN (8 AUG 2006)., This document covers a commercial, diesel-engine-driven, four wheel drive, adverse terrain forklift truck, which are air-transportable in C-130, C-141, C-17 and C-5 aircraft.