MIL-DTL-62027K
personnel or to equipment functioning. All moving parts which are of such nature or so located
as to be a hazard to operating or maintenance personnel shall be enclosed or guarded. Protective
devices shall not impair operating functions (see 4.6.2 and 4.6.2.7).
3.4 Performance. The dolly set, with the rated payload specified in table I, serviced with
products (see 6.4), and towed by an M54 cargo truck, shall meet all the performance
requirements specified herein (see 4.6.5).
TABLE I. Towing speeds and payloads.
Towing speed (km/h 1/)
Payloads (kg 2/)
Road types
Average
Maximum
M720
M832
M840
Hard-surfaced
64
80
2948
4763
4082
Gravel and dirt
32
40
2948
4763
4082
Cross-country 3/
24
32
2948
4763
4082
Belgian block 3/
24
32
2948
4763
4082
1/ Kilometers per hour.
2/ Kilograms.
3/ 676 kilometers (km) of the cross-country and 48 km of the Belgian block
operation shall be accomplished without payload.
3.4.1 Payload, towing speeds, and trailing.
3.4.1.1 Highway operation. The dolly set shall track the towing vehicle in a straight line
without weaving from side to side or swaying laterally to an extent which would affect the
controllability of the vehicle combination (see 4.6.5.1).
3.4.1.2 Cross-country operation. The dolly set, when operated in a straight line, shall
track the towing vehicle without damage to itself or the towing vehicle. Stability shall be
maintained (see 4.6.5.2).
3.4.2 Gradeability. When towed over a dry, hard surface free of loose material, the dolly
set shall exhibit stability and gradeability specified in 3.4.2.1 and 3.4.2.2.
3.4.2.1 Longitudinal inclines. The dolly set shall follow the towing vehicle, when
operating on longitudinal inclines, without weaving to an extent which adversely affects the
controllability of the vehicle combination (see 4.6.5.3).
3.4.2.2 Side slopes. The dolly set shall follow the towing vehicle without slipping or
upsetting when operating on side slopes (see 4.6.5.4).
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