M8 75 mm Howitzer Motor Carriage
| GENERAL DATA | |||
| Other Designation(s) | General Scott
(British Army) |
||
| Type | Assault Gun (Direct Fire) |
Radio Equipment | ? |
| Manufacturer(s) | Cadillac Division
of General Motors Corp., Generals Motors Corp., Massey Harris Co.
|
||
| Crew | 4 |
|
|
| Production Quantity | 1778 |
Production Period | December 1942 - January /1944 |
| DIMENSIONS | |||
| Combat weight | 15695 kg |
Ground pressure | 0.878 kg/cm² |
| Length /hull | 4.41 m |
Length w/Gun | 4.41 m |
| Barrel Overhang | 0 m |
Height over MG mount | 2.72 m |
| Width | 2.26 m |
Ground clearance | 0.42 m |
| Fire height | 1.92 m |
Turret ring diameter | 138 m |
| ARMAMENT | |||
| Primary Armament | 75 mm Howitzer M2 or M3 on M7Mount
(1) |
Ammunition Carried | 46 |
| Traverse | 360° (manual or hydraulic) |
Elevation | +40° to -20° (manual) |
| Traverse speed (360°) | 24°/sec |
Sight | ? |
| Secondary Armament | .50cal (12.7 mm) M2HB (2) |
Ammunition Carried | 400 |
| .45 cal submachine gun (3) |
600 |
||
M1 .30 Carbines (4) |
735 |
||
Grenades (5) |
8 |
||
| Location | 1: turret - 2: Ring mount in turret
- 3/4/5: turret inside |
||
| ARMOR | ||||
| Assembly | Welding
|
|||
| Armor Detail | Front |
Side |
Rear |
Top/Bottom |
| Hull | 44 mm / 67° |
29 mm / 90°(front) 15 mm / 90° (rear) |
25 mm / 73° |
13 mm / 0°(front) 10 mm / 0°(rear) |
| Superstructure | 29 mm /
42 ° |
25 mm /
90° |
25 mm /
90° (lower) 25 mm / 41° (upper) |
13 mm /
0° |
| Turret | 38 mm / 27-90° |
25 mm / 70° |
25 mm / 70° |
Open |
| Mantlet | 38 mm /
30-90° |
- |
- |
- |
| AUTOMOTIVE | |||
| Engine | 2 x Cadillac Series 42 |
Type & Displacement | 2 x V8, 5.7 liters |
| Horsepower (maximum) | 2 x 148 hp at 3200 rpm |
Power/Weight Ratio | 18.8 hp / ton |
| Gearbox | Twin Hydramatic: 4 forward, 1 reverse |
Steering | Controlled differential & Steering levers |
| Brakes | Mechanical, external contracting |
Fuel Capacity | 325 L Gasoline (Petrol) |
| SUSPENSION | |||
| Type | Vertical volute spring suspension
(VVSS) |
Road wheels | 2 bogies, 2 road wheels/bogie |
| Track return rollers | 3 |
Sprocket-Wheels | 14 tooth, front |
| Idler Sprockets | Adjustable, rear |
Shock absorbers | - |
| Track Type | T16E1: Outside guide, double pin, rubber bushed, reversible rubber | ||
| Width | 295 mm |
Pitch | 140 mm |
| Links(shoes) | 66 |
Track ground contact | 2.97 m |
| Track Type | TT16E2: Outside guide, double pin, rubber bushed, non-reversible rubber | ||
| Width | 295 mm |
Pitch | 140 mm |
| Links(shoes) | 66 |
Track ground contact | 2.97 m |
| Track Type | T36E6: Outside guide, double pin, rubber bushed, steel, parallel grouser | ||
| Width | 295 mm |
Pitch | 140 mm |
| Links(shoes) | 66 |
Track ground contact | 2.97 m |
| Track Type | T55E1, Outside guide, double pin, rubber bushed, steel, chevron | ||
| Width | 295 mm |
Pitch | 140 mm |
| Links(shoes) | 66 |
Track ground contact | 2.97 m |
| PERFORMANCES | |||
| Maximum Speed | 58 km/h on road 39 km/h off road |
Range | 161 km on road |
| Mileage | 252 L/100 km on road |
Maximum grade | 31° (from horizontal) |
| Trench crossing | 1.62 m |
Vertical obstacles | 0.46 m |
| Maximum fording depth | 0.91 m |
Minimum turning diameter | 12.8 m |
| Sources | |||
| AFV Database | Vehicles.com | - |
|
Drawings |
File |
/USA/Models/5-SPG/M8/Bt-off.jpg)
