92nd ARMORED FIELD ARTILLERY BN
KOREA 1950-54
155-mm howitzer motor carriage M41
I
TM9 - 1729C

WAR DEPARTMENT TECHNICAL MANUAL

ORDNANCE MAINTAINANCE

LIGHT TANK M24
AND

155-MM HOWITZER

MOTOR CARRIAGE M41

TRACKS, SUSPENSION

HULL AND TURRET


WAR DEPARTMENT - SEPTEMBER 1947
CARRIAGE, MOTOR, 155-MM HOWITZER, M41

Classification: Standard
Armament: Howitzer, 155-mm, M1, flexibly mounted at rear of fighting compartment.
Ammunition: 22 rounds, 155-mm, 420 rounds, cal. .45 for submachine gun; 480 rounds,
cal. 30, carbine; 12 hand grenades
Purpose: To provide mobility for 155-mm howitzer and crew protection in offensive
combat.
Fire Control and Vision Devices: Periscope, M13 or M6 (vision); quadrant gunner's,
M1; telescope, panoramic, M12A6.
Communications: (SCR-619 or SCR-610 or SCR-510) and (RC-99).

GENERAL DATA
Crew                12
Weight, Fighting              (lb) 43,500
Shipping dimensions, uncrated                (cu ft) 1430, (sq ft) 179
Ground pressure              (psi) 10.8
Ground clearance             (in) 17 3/4
Pintle height, unloaded             (in) 19 3/4
Electrical system             (volts) 24
No. of batteries                (12 volt) 2
Type of ground                 negative
Fuel Octane Rating                  70
Capacities:
Fuel                (gal) 110
Cooling System                      (each) (qt.) 40
Crankcase, refill                      (each) (qt.) 8
Transmission                   (each) (qt.) 15
Transfer                   (qt.) 4 1/2
Differential               (qt.) 20
Final Drive               (each) (qt.) 2
Brakes                    Mechanical, controlled - differential
Parking Brake Type                 Depressor knobs for locking steering brakes
Transmission forward speeds                   4
Gear ratio                 High 1:1; Third 1, 55:1; Low 3, 92:1
Transfer speeds               (2 forward; 1 reverse) 3
Gear ratio                 High 1, 03:1; low 2, 34:1; reverse 2, 44:1
Differential-drive gear ratio                2, 62:1
Final-drive gear ratio                 2, 94:1
Hull construction                      welded homogeneous armor plate

PERFORMANCE

Computed maximum grade ability     (percent) 60
Turning radius   (ft.) 18
Fording depth   (in.) 42
Maximum width of ditch vehicle       (in.) 108
can cross
Maximum vertical obstacle vehicle    (in.) 40
can climb
Fuel consumption
(average conditions)         (mpg) 0.9
Cruising range
(average conditions)         (mi) 96
Allowable speed, recommended       (mph) 30
Maximum allowable towed       (lb) 10,000
load, gross

ENGINE

Manufacturer: Cadillac             No. used 2; Model 42
Type                4-cycle, L-head; No. cylinders (90-deg V)8
Displacement           (cu in.) 346
Bore                 (in.) 3 1/2
Stroke              (in.) 4 1/2
Compression ratio             7.06:1
Governed speed               not governed
Brake horsepower (max w/std accessories)      110 at (rpm) 3,400
Torque (max w/std accessories)       240 lb-ft at (rpm) 1,200
Type of ignition                distributor


ADDITIONAL DATA

Manual and power traversing and elevating mechanism.
Data given for vehicle equipped w/track, steel, T72. Track, steel,
T72E1 interchangeable. Track, rubber, T85E1 applicable w/changed sprocket.
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