KKK-T--683F
3.7 Dimensions. The dimensions of the trucks shall be as shown in table I.
TABLE I. Trucking dimensions.
Nose length
Overall
Truck
Overall
minimum
width
type
height
(inches)
(inches)
(inches)
6.313
61
Type I
24
6
45
17.5
Type II
6
52
18
Type III
13.5
50
33.75
Type V
6
60
24
Type VI
3.7.1 Tolerances. The dimensional tolerances for overall height and width
shall be +.50 inch, --O inch.
3.8 Color and finish. The portions of the truck normally painted shall be
cleaned, treated, and painted in accordance with MIL--T--704, type A. Unless
otherwise specified (see 6.2), finish coat shall conform to MPI #9, color gloss
yellow, No.13538 of FED--STD--595.
3.9 Identification marking. The truck shall be identified in accordance with
MIL--STD--130, and shall include the contractor's name or trademark, and part
number.
3.10 Workmanship. All parts, components, and assemblies of the truck,
including castings, forgings, molded parts, stampings, seals, and machined
surfaces shall be clean and free from sand, dirt, fins, pits, sprues, and other
harmful extraneous material. The truck shall withstand any operation specified
herein without deformation, breakage of connections or malfunction caused by
incorrect workmanship. Edges and surfaces exposed to operating and maintenance
personnel shall be smooth and rounded to the extent that a hazardous surface
does not exist.
3.10.1 Riveted connections. Riveted connections shall be in accordance with
SAE J492. Rivet holes shall be accurately punched or drilled and shall have
burrs removed. Rivets shall completely fill the holes. Rivet heads shall be
full, neatly made, concentric with the rivet holes, and in full contact with the
surface of the member, and shall not be cracked, fractured or broken.
3.10.2 Bolted connections. Bolt holes shall be accurately punched or drilled
and shall have burrs removed. Washers or lockwashers shall be provided. Self--
locking nuts are acceptable in lieu of standard nuts and lockwashers. All cap--
screws, bolts, and nuts shall be tight and correctly torqued.
3.10.3 Steel fabrication. Steel used in the fabrication of the truck shall
provide original quality surface finish and shall be free from kinks and sharp
bends. Steel having a corroded surface is not acceptable. The forming of
material shall be done by methods that will not cause damage to the metal.
Shearing and chipping shall be done neatly and accurately. Corners shall be
square and true. Burned surfaces of flame--cut material shall be free of slag.
Precautions shall be taken to avoid overheating, and heated metals should be
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