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|  MIL-T-62223B(AT)
6.2 Ordering data. Procurement documents should specify the following:
(a)
Title, number, and date of this specification.
(b)
Identification of appropriate service for painting and marking (see 3.1.1.1).
(c)
Special exterior markings, if required (see 3.1.1.2).
(d)
Rustproofing, if required (see 3.1.1.3).
(e)
Tropical rustproofing, if required (see 3.1.1.3).
(f)
A gasoline engine, if required (3.4.1.2).
(g)
Disc type wheels, if required (see 3.4.10).
(h)
Bias ply tires, if required (see 3.4.10.1).
(i)
If a spare tire carrier is not required (see 3.4.10.3).
(j)
A spare wheel, if required (see 3.4.10.4).
(k)
A spare tire assembly, if required (see 3.4.10.5).
(l)
A desiccant type air dryer, if required (see 3.4.11.1(k)).
(m)
Individual driver and passenger seats, if required (see 3.4.12).
(n)
Tool, if required (see 3.4.16.1).
(o)
Type of floor covering, if different (see 3.5.5).
(p)
Laboratory equipment and furnishings, if different (see 3.5.10.4).
(q)
Awnings, if required (see 3.5.15).
6.3 Performance prediction. Completed copies of SAE Truck Ability Prediction
procedure form, and computation for maximum geared speed and low speed requirements for
vehicle 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 in still, dry air. The factors to be used in
predicting vehicle ability (see 3.3) are established as follows for the corresponding SAE J688
Truck Ability Prediction Procedure 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. 0.173
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 1,000 pounds) and the engine rpm (to nearest
36
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