MIL-T-62032 Trucks, Tank: Fuel Servicing And Aircraft Fuel Servicing, 1,000 To 4,000 Gallon, Diesel And Gasoline Engine Driven, 16,000 To 50,000 Pounds Gvw, 4X2, 4X4, 6X4, And 6X6, Modified CommercialThis specification covers diesel and gasoline engine driven, four-wheel, two- or four-wheel drive, and six-wheel, four- or six-wheel drive, single or dual delivery fuel servicing and aircraft fuel servicing tank trucks, with product capacities from 1,000 to 4,000 gallons, having minimum gross vehicle weights GVW of 16,000 to 50,000 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-62032H

*        3.2.10  Asbestos.  Asbestos material shall not be used in any form in any part of the vehicle.

3.3  Performance.  Performance requirements for model 4x4 and 6x6 vehicles shall be

met with the front wheel drive disengaged and with front wheel hubs (when furnished) unlocked, except that a vehicle equipped with interaxle compensating devices shall meet performance requirements with the front wheel drive engaged.

3.3.1  Speeds and gradeability.  High and low speed requirements shall be met with the vehicle loaded to the specified GVW.

*          3.3.1.1  High speed gradeability.  The vehicle shall ascend continuous grades specified in table IV at 50 miles per hour (mph).  Gradeability requirements shall be met with the main transmission in direct drive, and when a multispeed axle is furnished, with the axle in high speed range.  Gradeability shall be verified with calculations in accordance with SAE J688 (see 6.3).

TABLE IV.  Gradeability.

3.3.1.2  Low speed.  Low speed for vehicles with a manual transmission shall be calculated with the engine operating at not less than 35 percent of the recommended governed speed, and shall provide not more than the vehicle speed specified in table V for the corresponding number of available speeds.

TABLE V.  Vehicle low speed requirement.

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