Ord 7-8 SNL. Organizational, field, and depot maintenance allowances. G-589. Semitrailer, 5-ton, 2-wheel, refrigerator van (Hdye, model KR-20, 1942). Semitrailer, 6-ton, 2-wheel, sterilization and bath van (Hyde, model 22S, 1943): May 1950.