Department of Army supply catalog. Ord 7-8 SNL. Organizational, field, and depot maintenance allowances. G-534. Semitrailer, 6-ton, 2-wheel, tpxtile repair van (Carter. Model C-15-531D), semitrailer, 6-ton, 2-wheel, special copy van (Carter, Model C-15-531 DR); May 1950.