MIL-T-62319 Trucks, Cargo: Diesel Or Gasoline Engine Driven, 19,000 To 24,000 Pounds Gvw, 4X2 And 4X4, CommercialThis specification covers diesel or gasoline engine driven, four-wheel, two-rear-wheel drive, and four-wheel, four-wheel drive cargo trucks, having minimum gross vehicle weights GVW of 19,000 to 24,000 pounds, for normal operating conditions. The vehicles procured under this specification are commercial items which shall be warranted by the manufacturer as specified in acquisition documents.

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MIL-T-62319C

3.5  Body and equipment.  The vehicle shall have a cab-to-axle dimension of not less than

84 inches.  When a crew cab is specified (see 3.4.12.2), the vehicle shall have a cab-to-axle dimension of not less than 83 inches, measured from the back face of the crew cab.  The loadspace shall be not less than 147 inches in length and 88 inches in width.  Body side panels shall be not less than 24 inches in height unless racks are specified (see 3.5.4).

*    3.5.1  Body construction.  The body shall be of all-metal welded construction with members of minimum gage thickness as specified in table VII for carbon steel.  High tensile steel may be furnished in two gages lighter weight, in accordance with U.S. Standard gage sizes.

*    3.5.2  Floor, sides and front.  The floor shall be diamond tread plate.  Drain holes shall be provided in the front of the body floor.  The top edge of body side panels shall be flanged and shall have five openings provided on each side for body bows having cross-sectional dimensions of 1 inch by 2-1/2 inches.  Lower bow sockets with bow stops shall be provided.  Tiedown devices for securing a tarpaulin shall be provided.  Structural sections of equal thickness may be used in lieu of framed sections specified in table VII.  The front panel shall be capable of withstanding a horizontal static load equal to half the payload capacity of the vehicle without permanent distortion.

TABLE VII.  Framing gages.

3.5.3  Tailgate.  The tailgate shall be hinged at the bottom and provided with duck-covered stay-chains of a length to retain the tailgate in a horizontal position and in the vertical down position, at the operator's option.  Steps shall be provided on each side of the tailgate to assist personnel in mounting and dismounting.  The rear lights and reflectors shall be recessed in the rear bolster and shall be positioned to prevent damage by the lowering of the tailgate.

3.5.4  Body frame.  The body shall be constructed with welded steel subframe.  There shall be not less than 10 full-width crossmembers, including ends, and stub crossmembers as required to provide rigidity.  The crossmembers shall be of full channel, pressed steel construction, reinforced by gusset plates or brackets at the point of attachment to the longitudinal sills. Crossmembers shall be welded to the body shell with not less than 4-inch lengths of weld, front and rear of both ends of each crossmember, and with staggered intermittent welds of not less

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