Dolly intervehicular connections.

Page Title: Dolly intervehicular connections.
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MIL-S-52124B(ME)

to the semitrailer, the dolly shall turn 110 degrees both to the right

and to the left of the longitudinal centerline of the semitrailer. The

lunette and towbar shall be compatible for towing with a military, 5-ton,

6 x 6, M51 dump truck (MS500010) or with a military, 10-ton, 6 X 6, M125

cargo truck (MS500000) and shall permit the centerline of the truck to

turn to angles of not less than 60 degrees to the right and to the left

or the centerline Or the dolly when in towing position. There shall be

no interference between either truck and the dolly-semitrailer combi-

nation.

3.14.2.3 Landing leg. The towbar of the dolly shall be provided

with an adjustable gear type Landing leg to permit one man to couple

and uncouple the lunette and the pintle on the towing vehicle with the

dolly loaded. Ground clearance shall be not less than 18 inches when

the towbar and landing leg are in travel position.

3.14.2.4 DollY suspension. The dolly suspension shall include a

dual-tire axle as specified in 3.13.2 and 3.13.3 in a single axle

sprung configuration The location of the flexible members of the

suspension system shall be between the axle and the dolly fifth wheel

plate in a manner to provide the oscillation specified herein without

hazardous handling characteristics. Tires, rims, and wheels shall be

interchangeable with those on the semitrailer. A complete air brake

system shall be furnished as specified in 3.13.5. The dolly brakes

shall be correctly balanced in application pressure and timing to re-

duce the possibility of jackknifing the screening unit during stops.

The dolly brakes shall have less effectiveness than the rear brakes

through use of smaller chambers, or by installation of a pressure

holding or reducing valve in the dolly brake system.

3.14.2.5 Dolly electrical system. The electrical system of the

dolly shall conform to 3.13. 6 through 3.13.6.3. Service and black-

out rear combination lights, only, shall be required and installed.

3.14.2.6 Dolly intervehicular connections. The dolly shall be pro-

vided with electrical and airbrake lines to connect the truck systems

to the semitrailer systems. All forward intervehicular connections be-

tween the dolly and the truck shall extend 36 to 42 inches toward the

truck and terminate on the dolly towbar rearward at least 18 inches,

measured from the center of the lunette eye. All rearward intervehic-

ular connections between the dolly and the semitrailer shall be sup-

ported on a truck-tractor type spring pie. The intervehicular connection

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