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Soviet Union's T-29 medium tank

Design

In 1934 at the Kirov factory in Leningrad, their design bureau made a variant of the T-28 with a Christie type suspension. M. I. Koshkin (designer of the T-34) was a member of the design team.

The T-29 could go as fast on wheels as on tracks.

Was cancelled when T-34 was accepted for production.

Transmission

All of the axles on the T-29-5 were driven by multiple transmissions.

Prototype

The prototype was designated the T-29-5.

Production

  • T-29-5:
    • Production: 1934
  • T-29:
    • Production: 1935

Variants

  • T-29-5: First prototype.
  • T-29: Second prototype. Had a synchromesh transmission.

Specifications

  T-29
Crew 5 - 6, 5
Physical Characteristics  
Weight 24 - 28.8 tons, 28.5 tons
Length 7.374 m
Height 2.825 - 2.85 m
Width 3.18 m
Ground clearance 0.45 - 0.475 m
Ground contact length  
Ground pressure 0.76 kp/cm2
Turret ring diameter  
Armament  
Main 76.2 mm
76.2 mm 1927/32
Secondary  
MG 4 - 5: MG
3 or 4: 7.62 mm DT MG
MG - anti aircraft 1: MG
Side arms  
Quantity  
Main  
Secondary  
MG  
Side arms  
Armor Thickness (mm) 40
Hull Front, Upper 30
Hull Front, Lower  
Hull Sides, Upper 20
Hull Sides, Lower  
Hull Rear 20
Hull Top 10 - 15
Hull Bottom 10 - 15
Main Turret Front 30
Main Turret Sides 20
Main Turret Rear 20 - 30
Main Turret Top 15
MG turret front 20
MG turret sides 20
MG turret rear 20
MG turret top 10
Engine (Make / Model) M-17 L
Bore /stroke 4 stroke
Cylinders 12
Net HP 450 - 500@1,400 - 1,450 rpm, 500
Power to weight ratio 17.4 - 20.8 hp/ton
Transmission  
Fuel type Gasoline
Octane  
Capacity  
Performance  
Traverse  
Speed - Road 35 mph
Max speed - tracks 54 kph
Max speed - wheels 80 kph
Range - tracks 230 km
Range - wheels 328 km
Range - Cross Country  
Range - Road  
Turning radius  
Elevation limits  
Fording depth 1.1 m
Trench crossing 3.3 m
Vertical Obstacle 1 - 1.2 m
Climbing ability 35°
Suspension (Type)  
Wheels each side  
Return rollers each side  
Track length  
Tires  
Track width  
Track centers/tread  

Sources:

  1. Tanks of the World, 1915-1945, Peter Chamberlain, Chris Ellis, 1972
  2. Airfix Magazine Guide 22 Russian Tanks of World War 2, John Milsom and Steve Zaloga, 1977
  3. Russian Tanks and Armored Vehicles 1917-1945, by Wolfgang Fleischer, 1999
20th Century American Military History Crucial Site