M1A1E1 Combat Car
| GENERAL DATA | |||
| Other Designation(s) | - |
||
| Type | Combat Car |
Radio Equipment | - |
| Manufacturer(s) | Rock Island Arsenal |
||
| Crew | 4 |
|
|
| Production Quantity | 7 |
Date of first acceptance | 1938 |
| DIMENSIONS | |||
| Combat weight | 8600 kg |
Ground pressure | 0.66 kg/cm² |
| Length w/Gun | 4.432 m |
Length /Hull | 4.432 m |
| Barrel Overhang | 0 m |
Height over AA mount | 2.26 m |
| Width over side stowage | 2.40 m |
Ground clearance | 0.38 m |
| Fire height | 1.85 m |
Turret ring diameter | 1.21 m |
| ARMAMENT | |||
| Primary Armament | .50cal (12.7 mm) M2HB MG on M15 Mount (1) or .30 caliber MG M1919A4 (7.62 mm) |
Ammunition Carried | 1364 (.50 cal) |
| Traverse | 360° (manual) |
Elevation | -10° to +20° (Manual) |
| Traverse speed (360°) | ? |
Sight | ? |
| Secondary Armament | 3 x .30 caliber MG M1919A4 (7.62 mm) (2) |
Ammunition Carried | 9470 (.30cal) |
| Location | 1: in left side of turret - 2: in
right side of turret, AA, bow |
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| ARMOR | ||||
| Assembly | Riveting
|
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| Armor Detail | Front |
Side |
Rear |
Top/Bottom |
| Hull | 16 mm / 69° (lower) 16 mm / 21° (upper) |
13 mm / 90° |
9.53 mm / 71° |
6.4 mm / 0° |
| Superstructure | 16 mm /
73° |
13 mm /
90° |
9.53 mm / 90° |
6.4 mm / 0° |
| Turret | 16 mm / 60° |
16 mm / 90° |
16 mm / 90° |
6.4 mm / 0° |
| Mantlet | none |
- |
- |
- |
| AUTOMOTIVE | |||
| Engine | Guiberson T-1020-4 |
Type & Displacement | R9 |
| Horsepower (maximum) | 245 hp at 2200 rpm |
Power/Weight Ratio | 28.49 hp / ton |
| Gearbox | Sliding, constant mesh: 5 forward, 1 reverse |
Steering | Controlled differential & Steering levers |
| Brakes | Mechanical, external contracting |
Fuel Capacity | 227 L Diesel |
| SUSPENSION | |||
| Type | Vertical volute spring |
Road wheels | 2 bogies/track; 2 wheels/bogie |
| Track return rollers | 2/track |
Sprocket-Wheels | 14-tooth front drive |
| Idler Sprockets | Adjustable idler at rear of track |
Shock absorbers | - |
| Track Type | T16E1: Outside guide, double pin, rubber bushed, reversible rubber | ||
| Width | 295 mm |
Pitch | 140 mm |
| Links(shoes) | 67 |
Track ground contact | 2.46 m |
| Track Type | T16E2: Outside guide, double pin, rubber bushed, non-reversible rubber | ||
| Width | 295 mm |
Pitch | 140 mm |
| Links(shoes) | 67 |
Track ground contact | 2.46 m |
| PERFORMANCES | |||
| Maximum Speed | 58 km/h on road |
Range | 320 km on road |
| Mileage | ? L/100 km on road |
Maximum grade | 26° (from horizontal) |
| Trench crossing | 1.52 m |
Vertical obstacles | 0.61 m |
| Maximum fording depth | 1.10 m |
Minimum turning diameter | 13 m |
| Sources | |||
| AFV Database | Vehicles.com | - |
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