MIL-T-62320 Trucks, Van: Shop, Diesel And Gasoline Engine Driven, 19,000 Pounds Gvw, 4X2 And 4X4, CommercialThis specification covers diesel and gasoline engine driven, four-wheel, two-rear-wheel drive, and four-wheel, four-wheel drive, shop van trucks having a minimum gross vehicle weight GVW of 19,000 pounds for normal operating conditions. Vehicles procured under this specification are commercial items which are warranted by the manufacturer as specified in acquisition documents.

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MIL-T-62320C

When specified (see 6.2), an ammeter or voltmeter gage, an oil pressure gage, and a coolant temperature gage shall be provided in lieu of the indicators and buzzers specified above. When specified (see 6.2), an automatic engine shutdown system also shall be furnished. The system shall include an engine coolant temperature, engine coolant level and engine oil pressure red indicator warning light and alarm buzzer. The warning light and buzzer actuation shall preceed engine shutdown. The system shall permit engine restart and run for approximately 30 seconds following automatic shutdown. Also, engine oil pressure and engine coolant temperature gages shall be provided with the automatic engine shutdown system.

3.4.20 Rearview mirrors. Outside rearview mirrors shall be mounted on each side of the

cab. The mirrors shall be of the combination type having flat and convex areas. The flat portion

shall have not less than 50 square inches of reflective area. The convex portion shall have not less than 20 square inches of reflective area. The mirrors shall have not less than two supports.

3.4.21 Horn. The manufacturer's standard electric horn shall be furnished. When specified

(see 6.2), in addition, an air operated horn shall be furnished.

*. 3.4.22 Front mounted winch. When specified (see 6.2), a winch assembly, mounted on the front of the vehicle and powered by the manufacturer's standard power takeoff or powered hydraulically, shall be provided. The winch shall conform to SAE J706. The winch shall be of the single drum type and shall have one forward and one reverse speed. All winch controls shall be mounted inside the cab. Winch controls shall be located to provide no interference with the entry or exit of the driver. The winch shall have a rated single line pull capacity of not less than

20,000 pounds pull on the bare drum. The winch line speed on the bare drum shall be between

15 and 30 feet per minute at an engine speed equal to 35 percent of engine governed speed. The

winch shall be wound with not less than 185 feet of 5/8-inch diameter, preformed, 6x37, improved plow steel, wire strand core cable and shall be equipped with end chain and hook. An integral, adjustable, automatic safety brake shall be provided. The winch shall be equipped with a roller guide. Angles of the winch drive line U-joints shall be not greater than 16-1/2 degrees.

3.4.22.1 Winch drum guard. A winch drum guard shall be furnished. The guard shall confine the cable to the area between the drum flanges. The guard shall consist of not less than

1/4-inch vertical side plates, conforming to the outside radius of the drum flanges. Six bare,

3/8 inch by 1-1/4 inches, shall be welded to the vertical side plates. Three bars shall be located on the top and spaced equally on the bottom radius. The vertical distance between the vertical side plates and the drum flanges shall be not greater than half the specified cable diameter.