LIGHT TANKS

UpdatedJuly 26, 2006
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  T-18 T-26
Year 1928 1930 1931 1932 1933 1939
Crew 2 3
Dimensions, mm:  
length/hull 4380/3470 3450 4620
width 1760 2440 2445
height 2120 2190 2240 2330
road clearance 315 380
Arms:  
gun (number,type) 1; "Gochkis" 1; "Bolshevik" - 1; B-3 or "Gochkis" 1; 20K mod. 1932/34
caliber, mm 37 - 37 45
MG (type, caliber, mm) Fedorov; 6.5 "DT"; 7.62      
number of MG 1 (paired) 1 2 1 1 3*6
Ammo*1  
gun shells 104 109 - 113 96/136 165/186
cartridges 2016 6489 3087 2898 3087/3528
Armor, mm/deg. *2  
hull front 16 13 15 15/10;
hull side 15/0;15/23
hull rear 15/18
hull roof 8 10
hull bottom 6
turret 16 13 15 15 15/18
Speed, km/h *3  
maximal 16.4 22 31.3 30
average by unpaved road 6.5 ? 15 18
Obstacle negotiation*3            
rise, deg. 35 32 40
descent, deg. 42
list, deg. 30 40
ditch, m 1.85 1.7 2 2-2.65
vertical wall, m 0.5 0.55 0.75
wade, m 0.8 0.8
average ground pressure, kgs/cm²*4 0.37 0.374 0.57 0.6 0.65 0.71
Range, km  
unpaved road (tracks) ? ? 70-80 150-170
highway*3 100 120 130-140 200-225
Fuel, liters 110 110 182 290
Engine:  
trademark T-18 T-26
type** 4/4/I/C/A 4/4/I/C/A
Max. power, h.p.(kW) 35 (25.7) 40 (29.4) 90 (66.2) 95 (69.9)
rotation frequency with max. power, min-1 1800 1950 2100 2100-2200
Transmission Mechanical
Gearbox:            
type Mechanical
number of gears 3/1 4/1 5 (1 lowed)/1
Suspension, type*** BL BL
Driving-wheel rear front
Track:  
width, mm 300 260
cohesion pitch, mm ? ? 90
knuckle type opened metallic
Number of driving axles for wheeled run -
Communication facilities:  
type of radio station *5 - provided - 71-TK-1
interphone - TPU-3

The table is made based on [1]

 

* - in brackets equipped with MGs only.

** - 4/12/V/K/L means: 4 - stroke, 12 cylinder, V- cylinder arrangement, C - carburetor, D-Diesel, L - Liquid cooling system. I- in-line engine (rem. AMVAS), A- Air cooling system

*** - BL - Blocked with laminated spring, IP - individual spring suspension; IT - Individual torsion suspension.

 

*1 - with radio station/withot radio;

*2 - thickness/incline;

*3 - tracks/wheels;

*4 - on tracks; kgs/cm² = kilogram-force/cm²;

*5 - for commander vehicles; Data for radio stations see here

*6 - including one antiaircraft;


  BT-2 BT-5 BT-7 BT-7A BT-7M T-50
Year 1932 1933 1934-35 1935 1937 1937 1939 1941
Crew 2(3) 3 4
Dimensions, mm:  
length/hull 5500 5800 5645 5660 5130/4790
width 2230 2290 2450
height 2174 2250 2338 2374 2417 2700*6 2447 2165
road clearance 350 390-410 390 352
Arms:  
gun B-3 20K mod. 1932/34 KT-28 mod. 1934/38
caliber, mm 37 45 76.2 45
MG (type, caliber, mm) "DT"; 7.62
number of MG 1 (3-2)* 1 1(2) 2 (3) 2
Ammo*1  
gun shells 92/- 105/- 72/115 132/172 146/188 40/50 146/188 150
cartridges 2709 2700 2709 1953/2394 2394 2016/3339 1827/2331 4032
Armor, mm/deg. *2  
hull front 15/18 13/61 13/91 13(20)/60-18 22/60-18 13(20)/60-18 22/60-18 37/50;37/45
hull side 13/90 37/40; 37/0
hull rear 25/63; 37/10
hull roof 10/180 15
hull bottom 6/180 12-15
turret 13/90 17/90 15/90 15/90 15/15 15/90 15/15 37/20-15
Speed, km/h *3  
maximal 51.6/72 53/72 53/72 51.6/72 52.3/72 51.6/72 62/86 52
average by unpaved road 22/- 20/- 20/- 27/40 32.4/- 27/40 31.7/- 24.8
Obstacle negotiation*3  
rise, deg. 32/15 37/20 37/20 42/15 37/15 42/15 36/15 45
descent, deg. 32/15 37/15 30/15
list, deg. 30/- ?
ditch, m 2.25/- 2/- 2.39/- 2.4/- 2.39/- 2.4/- 2.5/- 2.2
vertical wall, m 0.55/- 0.5/- 0.8/- 0.55/- 0.8/- 0.75/- 0.75/- 0.7
wade, m 0.85/- 0.9/- 0.85/- 1.2/- 0.85/- 1.2/- 1.2/- 1.1
average ground pressure, kgs/cm²*4 0.59 0.6 0.65 0.73 0.85 0.7 0.9 0.565
Range, km  
unpaved road (tracks) 160 520 245
highway*3 160/200 150/200 1500/200 220/450 375/500 250/500 630/1250 385
Fuel, liters 360 360 530 650+128 350
Engine:                
trademark "Liberti" M-5 M-17T V-2 V-4
type** 4/12/V/C/L 4/12/V/D/L 4/6/I/D/L
Max. power, h.p.(kW) 400 (294.1) 365 (268.4) 400 (294.1) 500 (367.6) 300 (221)
rotation frequency with max. power, min-1 1650 1800 2000
Transmission Mechanical
Gearbox:  
type Mechanical
number of gears 4/1 3/1 (4/1) 4/1
Suspension, type*** IP IT
Driving-wheel rear
Track:  
width, mm 263 260 360
cohesion pitch, mm 255 167 115
knuckle type opened metallic
Number of driving axles for wheeled run 2 -
Communication facilities:  
type of radio station *5 - - 71-TK-1(3) 71-TK-3 71-TK-1(3) 71-TK-3 KRSTB
interphone -   TPU-3 TPU-3R TPU-3*7

 

The table is made based on [1]

 

* - in brackets equipped with MGs only.

** - 4/12/V/K/L means: 4 - stroke, 12 cylinder, V- cylinder arrangement, C - carburetor, D-Diesel, L - Liquid cooling system. I- in-line engine (rem. AMVAS), A- Air cooling system

*** - BL - Blocked with laminated spring, IP - individual spring suspension; IT - Individual torsion suspension.

 

*1 - with radio station/withot radio;

*2 - thickness/incline;

*3 - tracks/wheels;

*4 - on tracks; kgs/cm² = kilogram-force/cm²;

*5 - for commander vehicles; Data for radio stations see here

*6 - with antiaircraft MG;

*7 - plus light signals.


Abbreviations

MG- Machine-gun


Literature
  1. "Otechestvennye bronirovannye mashiny. XX vek" : nauchnoe izdanie v 4-kh tomakh/ Solyankin A.G., Pavlov M.V., Pavlov I.V., Zheltov I.G./ Tom 1.  "Otechestvennye bronirovannye mashiny. 1904-1941" , Moscow, Exprint, 2002

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