OO-C-2804, FEDERAL SPECIFICATION: CONVEYOR, BELT, PORTABLE, DED, GED, OR EMD (29 MAR 1993) [SUPERSEDING MIL-C-28662C] [NO S/S DOCUMENT]

OO-C-2804, FEDERAL SPECIFICATION: CONVEYOR, BELT, PORTABLE, DED, GED, OR EMD (29 MAR 1993) [SUPERSEDING MIL-C-28662C] [NO S/S DOCUMENT]., This specification covers portable, elevating-troughing, belt-type conveyors, powered by a diesel engine, gasoline engine, or electric motor. They are intended to be used to convey rock, sand, and gravel at a mineral products facility or rock crusher site.