/Vehicles/Allies/USA/02-MediumTanks/M3-LeeGrant/Data/M3A3.htm | Up-dated:

 

M3A3 Lee

GENERAL DATA
General Lee Mark IV (British Army)
Medium Tank
SCR 508
Rock Island Arsenal, Baldwin Locomotive Works

7

  • Commander: Turret - Rear-left corner
  • 37 mm Gunner: Turret - Rear-left corner
  • 37 mm Loader: Turret - Right-center
  • 75 mm Gunner: Hull - Front-left corner
  • 75 mm Loader: Hull - Right-center
  • Driver: Hull - Front-center
  • Assistant driver: Hull - Center
322
March 1942 - December 1942

 

DIMENSIONS
28600 kg
0.906 kg/cm²
5.64 m
5.64 m (M2 Gun) or 6.12 m (M3 Gun)
0 m (M2 Gun) or 0.48 m (M3 Gun)
3.12 m
2.72 m
0.43 m
1.75 m
1.38 m

 

ARMAMENT
75 mm Gun M2 or M3 on M1 mount (1)
50
37 mm Gun M5 or M6 on M24 mount (2)
178
75mm: 30° (15° Left or Right)
75mm: -9° to +20° (stabilizer)
37 mm: 360° (manual or hydraulic)
37mm: -7° to +60° (stabilizer)
75 mm: Manual
?
37mm: 18°/sec.
?
4 x .30 caliber MG M1919A4 (7.62 mm) (3)
9200
1 x .45cal (9 mm) M1 sub-machine gun (4)
1200
1: hull right - 2: turret - 3: bow (2), coaxial, commander's cupola - 4: turret inside

 

ARMOR
Welding & Cast
51 mm / round
38 mm / 90°
38 mm / 80-90°
25 mm / 0°(front)
13 mm / 0°(rear)
38 mm / 37° (lower)
51 mm / 60° (upper)
38 mm / 90°
38 mm / 80°
13 mm / 0-7°
51 mm / 43° & round
51 mm / 85° & round
51 mm / 90° & round
22 mm / 0°
89 mm / round
-
-
-

 

AUTOMOTIVE (Gasoline)
Continental R974 EC2
R9, 15.9 liters
350-400 hp at 2400 rpm
14.3 hp / ton
Synchromesh: 5 forward, 1 reverse
Controlled differential & Steering levers
Mechanical, external contracting
796 L Gasoline (Petrol)

 

AUTOMOTIVE (Diesel)
2 x General Motors 6046
L6, 13.9 liters
375-410 hp at 22100-2900 rpm
14.7 hp / ton
Synchromesh: 5 forward, 1 reverse
Controlled differential & Steering levers
Mechanical, external contracting
673 L Diesel

 

SUSPENSION
Vertical volute spring suspension (VVSS)
3 bogies, 2 road wheels/bogie
1 on top of each bogie
13 tooth, front
Adjustable, rear
-
T48, outside guides, double pin, chevron, rubber
406 or 420.6 mm
150 mm
79
3.73 m
T49, outside guides, double pin, parallel bars, steel
406 or 420.6 mm
150 mm
79
3.73 m
T51, outside guides, double pin, smooth, rubber
406 or 420.6 mm
150 mm
79
3.73 m
T54E1, outside guides, double pin, chevron, steel
406 or 420.6 mm
150 mm
79
3.73 m

 

PERFORMANCES (Gasoline)
34-39 km/h on road
18 km/h off road
193 km on road
412L/100km on road
31° (from horizontal)
2.30 m
0.61 m
1.00 m
19 m

 

PERFORMANCES (Diesel)
40 km/h on road
22 km/h off road
241 km on road
279 L/100km on road
31° (from horizontal)
2.30 m
0.61 m
1.00 m
19 m

 

Sources
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Drawings

 

File

 

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