MIL-T-10579H, MILITARY SPECIFICATION: TRAILER, CARGO, 2 WHEEL, 1/4 TON TO 1 1/2 TON (17 FEB 1988)., This specification covers 2 wheeled trailers of various capacities, 1/4 ton to 1-1/2 ton inclusive , for tactical operations. All models are capable of fording operations, and some are also capable of floating for amphibious operation.