MIL-T-62255 Truck Tractor, Yard Type, 4 X 2, Xm878This specification covers diesel engine driven, four-wheel, two rear wheel drive truck-tractor, yard type, with a one man half cab, having a minimum gross vehicle weight rating GVWR of 43,500 pounds and a gross combination weight rating GCWR of 100,000 pounds. Vehicles under this specification shall be procured only from a manufacturer who meets the standard commercial and commercially proven component criteria. Vehicles shall be warranted by the manufacturer as specified in the procurement documents.

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MIL-T-62255C(AT)

3.1.1.7 Drain plugs. Drain plugs installed in the transmission, power takeoff, axle differential and the hydraulic fluid reservoir, shall be of the permanent magnet type.

3.1.1.8 Emergency equipment. Emergency equipment shall be furnished. The emergency equipment shall consist of reflective triangles in accordance with Federal Motor Vehicle Safety Standards 125 and Federal Motor Carrier Regulation 393.95. Fire extinguisher and tire chains shall not be furnished. Emergency equipment shall be stowed in a metal container in the vehicle cab.

3.1.1.9 Splash shields. Removable rubber splash shields shall be furnished for the rear wheels. The splash shields shall be mounted in accordance with SAE J682. Splash shields shall be mounted to the vehicle to preclude the splash shield from rolling over the top of the tire when the vehicle is in reverse, and shall be not below the top of rear axle.

3.1.1.10 Arctic provisions. When specified (see 6.2), arctic provisions shall be furnished in accordance with MIL-K-62298. The arctic provisions shall be employed when the vehicle is required to meet Climatic Category 7 as specified in 3.2.4.2 and Table I.

3.1.1.11 Carbon monoxide and NOX concentration. The vehicle and heater exhaust system shall be installed in a manner that will insure that the concentration of NOX shall not exceed

5 parts per million (ppm), and the concentration of carbon monoxide shall not exceed 50 ppm

(0.0050) in the drivers compartment, after eight hours of operation with all heaters operating and

the vehicle engine at idle speed. Certified test report shall be provided to the engineering office of the procuring activity. Carbon monoxide and NOX may be tested in accordance with

TOP 2-2-614, Toxic Hazards Test for Vehicles and other Equipment. Contractor shall indicate levels obtained and test equipment used.

3.1.1.12 Flame resistance. Flame resistance shall be in accordance with Federal Motor Carrier Safety Regulation 393.84 and Federal Motor Vehicle Safety Standard 302. Certified test report shall be provided to the engineering office of the procuring activity.

3.1.1.13 Hydraulic fluid. Hydraulic fluid shall be furnished. The hydraulic fifth wheel hydraulic system fluid shall be in accordance with MIL-H-5606 or commercial equivalent to meet or exceed the climatic conditions in which the vehicle will operate.