TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 202 of 1313
EQUIPMENT DATA - Continued
Table
4.
Vehicle Performance Data - Continued.
All Models (w/o PTO and converter dry)
23 qt (22.1 l)
All Models (w/PTO and converter dry)
25 qt (23.7 l)
Transfer Case:
All Models
6.25 gal (23.7 l)
Winch Gear Case (Front):
All Models (W/W)
2.6 pt (1.2 l)
Winch Gear Case (Rear):
M936, M936A1, M936A2
7 pt (3.3 l)
ENGINE
M939/A1 Series Vehicles:
Brake Horsepower
250 horsepower @ 2,100 rpm
Cylinders
6 (in-line)
Fuel Consumption
3 to 4 mpg (1.3 to 1.7 km/L)
Idle Speed (engine rpm)
600 to 650 rpm
Model
Cummins NHC 250
Mount (Front)
Trunnion
Mount (Rear)
Rubber biscuit
Oil Pressure at Idle
15 psi (103 kPa)
Operating Speed (engine rpm)
1,500 to 2,100 rpm
Type
Diesel, normally-aspirated, liquid-cooled
M939A2 Series Vehicles:
Brake Horsepower
240 horsepower @ 2,100 rpm
Cylinders
6 (in-line)
Fuel Consumption
5.5 to 6.0 mpg (2.3 to 2.6 km/L)
Idle Speed
565 to 635 rpm
Model
Cummins 6CTA8.3
Mount (Front)
Trunnion
TM 9-2320-272-23-1
0002
0002-21
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