MIL-T-11663 Truck, Materials Handling, Container Hoisting, Rear Hoist, 21,000 To 32,000 Pounds Gvw, 4X2This specification covers diesel or gasoline engine driven, four-wheel, two-rear-wheel drive materials handling trucks having gross vehicle weights GVW of 21,000 to 32,000 pounds, for normal operating conditions. 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-11663K

3.2 General design.

3.2.1 Federal Motor Vehicle Safety Standards. The vehicle and furnished accessories shall comply with all Federal Motor Vehicle Safety Standards in effect on the date of manufacture.

3.2.2 Air pollution control. The vehicle shall comply with EPA Regulations governing Control of Air Pollution from New Motor Vehicles and New Motor Vehicle Engines in effect on the date of manufacture. In addition, vehicles destined for California shall comply with State of California regulations governing air pollution control in effect on the date of manufacture.

3.2.3 Sound level. The interior sound level shall conform to Federal Motor Carrier Safety Regulation 393.94. The vehicle exterior drive-by sound level shall conform to the EPA Noise Emission Standards for Transportation Equipment, Medium and Heavy Trucks.

3.2.4 Curb weight. The curb weight shall include the weight of the chassis and cab, with all attachments, accessories and equipment; the body; the hoist-haul unit; and a full complement of fuel, lubricants, coolant and hydraulic fluid.

3.2.5 Payload. The payload shall consist of the total weight of the container and its contents and shall be equal to the rated lifting capacity of the specified size of the hoist-haul unit. The payload distribution between the front and rear axles shall be based upon the sum of the weight of the container specified in table IV and its contents resting in the travel position of the hoist-haul unit.

TABLE IV. Container lift size.

Hoist unit size

Container size

(cubic yards)

2.5

3.0

4.0

5.0

3.2.6 Gross vehicle weight. The gross vehicle weight (GVW) shall consist of the curb weights, the payload in travel position, and the operator weight (computed at 175 pounds). The rated capacities of the suspension, axles and tires shall be adequate to meet the minimum GVW and in addition shall meet the imposed weight when loaded as specified in 3.2.5.