KKK-B-1579B
(aj)
Right hand heater, blower, and defroster, if required (see 3.5.10.2).
(ak)
Front view convex mirror, if required (see 3.5.11.1).
(al)
Air conditioning, if required (see 3.5.13).
(am)
Road test details, if different (military services only) (see 4.3.3.1).
6.3 Performance prediction. Completed copies of SAE Truck Ability Prediction
Procedure form and computation for low speed requirement for each vehicle model furnished
under contract should be submitted as specified in the contract. Unless other conditions are cited
in the contract, computations should be made for normal atmospheric pressure, normal ambient
air temperature, and still, dry air. The factors to be used in predicting truck ability (see 3.3.1.1)
are established as follows for the corresponding SAE J688, Truck Ability Prediction Tables:
Table 1
- Tire Factor. This factor must relate to the size of tires furnished
by the contractor in accordance with this specification.
Table 2
- Altitude Factor. 1.00
Table 3
- Rolling Factor. 1.613
Table 4
- Area Factor. 0.197
Table 5
- Velocity Factor. 250.0
Table 6
- Altitude Factor. 1.00
*
Table 7
- Chassis Friction Horsepower. Use applicable power unit GVW
(to nearest, higher, tabulated 1,000 pounds) and the engine rpm
(to nearest 100 revolutions) which is required for 50 mph geared
speed. For GVW and engine speed beyond the range of this table,
the following formula shall be used: FHP=l + (0.0000002 rpm)
(GVW).
Table 8
- Grade Factor. 0.75.
Table 8A
- Correction Factor. Not required.
Table 9
- Road Factor. 0.0.
6.4 Procurement requirements (civil agencies only). Invitation for bids contract, or
orders should contain the following contractual requirements (see 6.5 thru 6.8) except in those
instances where it is determined that inclusion thereof would not be to the best interest of the
Government.
6.5 Warranty.
6.5.1 Warranty coverage. The contractor shall warrant the vehicle and furnished
equipment against parts failure or malfunction due to design, construction, or installation errors,
detective workmanship, and missing or incorrect parts (6.5.4 exceptions) for a minimum period
32
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A Service Disabled Veteran Owned Small Business