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United States' T1 light tank:
T1E2 Light Tank:
Aberdeen Tank Museum
It could fire 1.91 lb shell at a muzzle velocity of 2,550'/sec.1
T1E4 Light Tank:
Aberdeen Tank Museum
Had a turret located more centrally.2
| T1E2 | T1E4 | |
|---|---|---|
| Crew | 21 | 42 |
| Physical Characteristics | ||
| Weight | 8.8 tons1 | 8.6 tons2 |
| Length w/gun | 12.8'1 | 15' 5"2 |
| Length w/o gun | ||
| Height | 7.6'1 | 6' 6.75"2 |
| Width | 6.2'1 | 7' 2.75"2 |
| Width over tracks | ||
| Ground clearance | 14"1 | |
| Ground contact length | 82"1 | |
| Ground pressure | 8.3 psi1 | |
| Turret ring diameter | ||
| Armament | ||
| Main | 37 mm M5, L/501 | 37 mm semi-automatic M19242 |
| Secondary | ||
| MG | .30 cal M1919A4, coaxial1 | .30 cal M1919A2 MG, coaxial2 |
| Side arms | ||
| Quantity | ||
| Main | 1041 | 802 |
| Secondary | ||
| MG | 3,0001 | 3,0002 |
| Side arms | ||
| Armor Thickness (mm) | Front: 0.6"1 Side: 0.4"1 |
|
| Hull Front, Upper | 0.625"@0°2 | |
| Hull Front, Lower | ||
| Hull Sides, Upper | 0.25"@0°2 | |
| Hull Sides, Lower | ||
| Hull Rear | ||
| Hull Top | ||
| Hull Bottom | ||
| Turret Front | 0.6"1 | 0.5"@0°2 |
| Turret Sides | 0.25"1 | 0.25"@0°2 |
| Turret Rear | ||
| Turret Top | ||
| Engine (Make / Model) | Cunningham1 | Cunningham2 |
| Bore / stroke | ||
| Cooling | Water1 | Water2 |
| Cylinders | 81 | V-82 |
| Capacity | ||
| Net HP | 132@2,600 rpm1 | 1402 |
| Power to weight ratio | ||
| Compression ratio | ||
| Transmission (Type) | Cotta1 3 forward, 1 reverse1 |
Cotta sliding gear2 3 forward, 1 reverse2 |
| Steering | Clutch brake1 | Individual track brakes2 |
| Steering ratio | ||
| Starter | Electric1 | |
| Electrical system | ||
| Ignition | Distributor1 | |
| Fuel (Type) | Gasoline1 | Gasoline2 |
| Octane | ||
| Quantity | 58.5 gallons1 | 50 gallons2 |
| Road consumption | 1.7 mpg2 | |
| Cross country consumption | ||
| Performance | ||
| Traverse | Hand1 | 360°2, manual2 |
| Max speed | 18.2 mph1 | 20 mph2 |
| Cross country speed | ||
| Road radius | 85 miles2 | |
| Cross country radius | ||
| Turning radius | ||
| Elevation limits | ||
| Fording depth | 1' 2"2 | |
| Trench crossing | 7'2 | |
| Vertical obstacle | 1' 4"2 | |
| Climbing ability | 30° slope2 | |
| Suspension (Type) | Leaf springs with 4 two wheeled bogies1 | Vickers-Armstrong type2 Semi-elliptic springing2 |
| Wheels each side | 2x41 | 2 four wheel articulated bogies2 |
| Return rollers each side | 31 | 42 |
| Tracks (Type) | Steel, self cleaning1 | Forged steel plates2 |
| Length | ||
| Width | 13"1 | 13.25"2 |
| Diameter | ||
| Number of links | 491 | |
| Pitch | 6.75"1 | 4"2 |
| Tire tread | Rubber2 | |
| Track centers/tread | 5'1 | |
| Production | Cunningham1 | 1932: Rock Island Arsenal2 |
Sources:
- Tank Data, Aberdeen Proving Grounds Series, 1968?
- Tank Data 2, Aberdeen Proving Grounds Series, E. J. Hoffschmidt and W. H. Tantum IV, 1969
