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Painting, marking and data plates. |
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|  MIL-C-62310A(AT)
3.6.11 Vertical obstacles. Vehicle, operating at low speeds in forward gear, shall cross
vertical obstacles (wall) up to 24 inches in height and, in reverse gear, obstacles up to 14 inches
in height without damage to vehicle.
3.6.12 Grade and slope operation. Vehicle shall ascend 60 percent grades in forward and
reverse gear, from a standstill position in the grade, without stalling or damage to power plant or
power train. Vehicle shall operate without malfunction or damage on 30 percent side slopes,
with right and then left side of vehicle up-slope. Proper oil pressure and temperature shall be
maintained in the engine, transmission, transfer gear unit, and controlled differential during all
grade and slope operation. Oil pressure readings shall be made with engine operating at 600 to
800 rpm.
3.6.13 Suspension. The vehicle suspension shall operate over a minimum of three 6 x 6 inch
obstacles, spaced 30 feet apart, at a speed of 18 to 22 mph, without bottoming out of the track
drive sprockets, or idler wheels.
3.6.14 Cupola (M113A2, M125A2 and M106A2). The installed cupola without gun and
ammunition shall rotate (after breakaway) without binding under an applied torque of
15 pound feet maximum with vehicle level and commanders hatch closed.
3.6.15 81mm mortar (M125A2). The installed 81mm mortar shall have an elevation range
from 740 mils minimum to 1575 mils maximum, and a traverse range of 360 degrees. The travel
lock provided shall hold mortar in locked position when vehicle is traveling over cross country
terrain, main, and secondary roads.
3.6.16 107mm mortar (M106A2). The installed 107mm mortar shall have an elevation
range from 740 mils minimum to 1125 mils maximum, and a traverse range of 775 mils to the
right, and 825 mils to the left, of center of quadrant (1600 mils total traverse). The travel lock
provided shall hold mortar in locked position when vehicle is traveling over cross-country
terrain, main, and secondary roads.
3.6.17 Mortar mount (M106A2 and M125A2). The mortar mount, while supporting the
weapon or a weight equivalent to the weapon, shall rotate without binding and have a maximum
breakaway torque of 100 pound foot when vehicle is level.
3.7 Painting, marking and data plates.
3.7.1 Painting. Exterior and interior of vehicle and component assemblies and parts which
require painting shall be prepared and painted in accordance with applicable Final Protective
Finish Procedure Drawing (see 6.2).
3.7.2 Marking. Vehicle marking shall be in accordance with MIL-STD-642. Parts and
components shall be marked in accordance with MIL-STD-130.
3.7.3 Name, shipping, and service data plates. The plates shall meet the requirements of
MIL-P-514, or applicable drawings.
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