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)

protective and accessible location. When a crossmember for a pintle assembly is to be assembled by the receiving activity, the wiring and location shall be specified in 3.1.1.5.

3.4.2.5.3 Lighting cable, 12-volt. A 12-volt coiled retractable lighting cable conforming to SAE J1067 shall be furnished. The coiled lighting cable shall be not less than 10 feet in 1ength and both ends of the cable shall be equipped with a round plug conforming to SAE J560. The plugs shall be equipped with a spring cable guard on both ends and a grip for withdrawing from the receptacles. The end of the cable shall be furnished with a spring-loaded cover to preclude contaminates entering the socket.

3.4.2.5.4 Lighting for 28-volt towed semitrailers. A 28-volt lighting system shall be furnished (see 3.4.2.5.4.3).

3.4.2.5.4.1 Lighting receptacle, 28-volt (rear of cab). A 28-volt lighting receptacle conforming to MS75021-2 with cover assembly conforming to Drawing 7731428, shall be furnished. Receptacle shall provide lighting when towing a semitrailer with 28-volt system. The

28-volt, 12 ampere output service shall be connected to terminals B, D, E, J and L of

MS75021-2.

3.4.2.5.4.2 Lighting cable, 28-volt. A 28-volt conductor lighting cable conforming to Drawing 7728811 shall be furnished. Cable shall be not less than 10 feet in length and both ends shall be equipped with connectors conforming to MS75020-1 and MS75020-2. Cable may be of the coiled retractable type.

3.4.2.5.4.3 Inverter type 28-volt system. A 12 to 28-volt inverter shall operate from the

12-volt battery and shall be rated for continuous duty.

3.4.2.5.5 Cable supports. Cable supports shall be furnished. Cable supports shall be located at the rear of the vehicle cab. Stowage for the cable shall be by means of a hook and hanging loop, or a protective holding bracket. When a hook or loop method is used, the cable shall be furnished with a hanging loop, so attached as to insure that the plug is pointed down when the jumper cable is stowed on the hook provided or on the pogo stick type hose tender. Protective bracket, when furnished, shall be mounted at the rear of the cab, below the roof line, and to the side of the cab rear window. The protective bracket shall hold the cable plug(s) within the bracket housing to preclude entrance of water into the electric cable plug terminals.