MIL-T-62514, MILITARY SPECIFICATION: TRUCKS, 5-TON, 6X6, M939A1 SERIES (18 OCT 1985) [S/S BY TACOM PUB ATPD-2056]., This specification covers general and special purpose 5-ton, diesel powered, 6x6, military design truck chassis, trucks, and truck tractors having single front, intermediate, and rear wheels