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Soviet Union's Flag

Soviet Union's KS-1, KS-2, KS-3 light tanks

Design

Communication was via flags.2

Specifications

  KS-1, KS-2, KS-32
Crew 21,2
Physical Characteristics  
Weight 6.89 tons1, 6.9 tons2
7,000 kg1
Length w/gun 12.1'2, 16' 5"1
5 m1
With tail: 16.5'2
Length w/o gun 12.1'2
With tail: 16.5'2
Height 7' 6"1,2
2.25 m1
Width 5' 9"1,2
1.75 m1
Width over tracks 5.7'2
Ground clearance 16.5"2
Ground contact length 6.8'2
Ground pressure 5.69 psi2
Turret ring diameter  
Armament  
Main 37 mm SA-181
KS-1, KS-3: 37 mm Hotchkiss L/212
Secondary  
MG KS-2, KS-3: 7.62 mm Hotchkiss MG2
Side arms  
Quantity  
Main 2502
Secondary  
MG 3,0002
Side arms  
Armor Thickness (mm) 8-161
Turret: 8-162
Hull Front, Upper 162
Hull Front, Lower  
Hull Sides, Upper 82
Hull Sides, Lower  
Hull Rear 82
Hull Top 62
Hull Bottom 62
Turret Front  
Turret Sides  
Turret Rear  
Turret Top  
Engine (Make / Model) Fiat AMO1,2
Bore / stroke  
Cooling Thermo-syphon2
Cylinders 41,2
Capacity  
Net HP 33.5-45@1,500 rpm2
451
Power to weight ratio 6.52
Compression ratio  
Transmission (Type) Sliding gear2
4 forward, 1 reverse2
Steering Clutch and brake2
Steering ratio  
Starter  
Electrical system  
Ignition  
Fuel (Type) Gasoline1
Octane  
Quantity 19.85 gallons2
Road consumption  
Cross country consumption  
Performance  
Traverse 360°2
Speed - Road 5 mph1, 8.3 mph2
8 kph1
Speed - Cross Country 5 mph2
Range - Road 30 miles1, 37.5 miles2
50 km1
Range - Cross Country 22 miles2
Turning radius Pivots2
Elevation limits -5° to +35°2
Fording depth 1.7'2
Trench crossing 5.9'2
Vertical obstacle 1.9'2
Climbing ability 38°2
Suspension (Type) Pivoted double arms and double bogies, coil and leaf springs2
Wheels each side 4 double bogies2
Return rollers each side  
Tracks (Type) Flat steel plates2
Length  
Width 16"2
Diameter  
Number of links 323
Pitch 10"2
Tire tread  
Track centers/tread 4.5'2
Production  

Sources:

  1. The Encyclopedia of Tanks and Armored Fighting Vehicles - The Comprehensive Guide to Over 900 Armored Fighting Vehicles From 1915 to the Present Day, General Editor: Christopher F. Foss, 2002
  2. Russian Tanks 1900-1970, The Complete Illustrated History of Soviet Armoured Theory and Design, John Milsom,1970
20th Century American Military History Crucial Site