Main Menu
Soviet Union's BT-35 Bystrochodnij Tankov (Fast Tank)
BT-3 Fast Tank: |
BT-3 Fast Tank: |
BT-3 Fast Tank: |
BT-3 Fast Tank: |
BT-3 Bridgelayer: |
Design
Had solid disc wheels with a 45 mm gun1,3,5
Steering on wheels was by a wheel that controlled the front wheels.2 On tracks, it was steered by the clutch and brake.2
Prototype
Production
Few produced.5
- BT-3:
Variants
- BT-3:
- BT-3 Bridgelayer: Built in 1937.
Usage
| BT-35 | |
|---|---|
| Crew | 32,4 |
| Physical Characteristics | |
| Weight | 10.2 tons2,4 |
| Length w/gun | 18'2,4 |
| Length w/o gun | |
| Height | 7.25'2,4 |
| Width | 7.33'2,4 |
| Width over tracks | |
| Ground clearance | Wheels: 9"2 Tracks: 10.5"2 |
| Ground contact length | 12'2,4 |
| Ground pressure | 8.96 psi2 |
| Turret ring diameter | |
| Armament | |
| Main | 45 mm3 45 mm L/462 45 mm L/46 A/TK4 |
| Secondary | |
| MG | 7.62 mm DTMG2,4 |
| Side arms | |
| Quantity | |
| Main | 962,4 |
| Secondary | |
| MG | 2,7092,4 |
| Side arms | |
| Armor Thickness (mm) | |
| Hull Front, Upper | 132,4 |
| Hull Front, Lower | |
| Hull Sides, Upper | 10 - 132,4 |
| Hull Sides, Lower | |
| Hull Rear | 102 |
| Hull Top | 6 - 102,4 |
| Hull Bottom | 6 - 102,4 |
| Turret Front | 10 - 134, 132 |
| Turret Sides | 132 |
| Turret Rear | 132 |
| Turret Top | 102 |
| Engine (Make / Model) | Liberty Aero2,4 |
| Bore / stroke | |
| Cooling | Water2 |
| Cylinders | V-122, 124 |
| Net HP | 3434, 343 - 400@2,000 rpm2 |
| Power to weight ratio | 34.3 hp/ton2 |
| Compress ratio | |
| Transmission (Type) | Wheels: Chain drive2 Tracks: Sliding Gear2 |
| Steering | |
| Steering ratio | |
| Starter | |
| Electrical system | |
| Ignition | |
| Fuel (Type) | Gasoline2,4 |
| Octane | |
| Quantity | 88 gallons2 |
| Road consumption | |
| Cross country consumption | |
| Performance | |
| Traverse | 360°2 |
| Max speed - wheels | 69 mph2,4 |
| Cross country speed - tracks | 39 mph2 |
| Road radius - wheels | 187 miles2,4 |
| Cross country radius - tracks | 125 miles2,4 |
| Turning radius | 40'2 |
| Elevation limits | -4° to +40°2 |
| Fording depth | 3.98'2 |
| Trench crossing | 6.85'2 |
| Vertical obstacle - wheels | 8"2 |
| Vertical obstacle - tracks | 29.8"2 |
| Climbing ability | |
| Suspension (Type) | Christie independent type2 |
| Wheels each side | 42 |
| Return rollers each side | |
| Tires (Type) | |
| Length | |
| Width - tire | 2 x 3.95"2 |
| Width - track | 10.25"2,4 |
| Diameter | 32.5"2 |
| Number of links | |
| Pitch | |
| Tire tread | |
| Track centers/tread | 6.33'2 |
Sources:
- Tanks of World War II, Duncan Crow, 1979
- Profile AFV Weapons 37 Russian BT Series, John F. Milsom, 1971
- The Illustrated Guide to Tanks of the World, George Forty, 2006
- Airfix Magazine Guide 22 Russian Tanks of World War 2, John Milsom and Steve Zaloga, 1977
- Russian Tanks of World War II Stalin's Armored Might, by Tim Bean & Will Fowler, 2002
