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Great Britain's Cruiser Mk IV, A13 Mk II; Cruiser Tank Mark IV, A13 Mark II

Design

Was basically an uparmored Cruiser Mk III.10,11 Additional armor plates were added to the nose, glacis, and turret front, plus spaced armor on the sides of the turret.8,10,11 The additional armor on the turret was hollow and shaped like a V.7,11

While in the desert some had additional armor plates added.

Production

  • Cruiser Mk IV, A13 Mk II: 6551,7,11
    • Production: December 1938 - 19411,7
    • Manufacturer: Nuffield1, LMS1, Leyland1, English Electric1
  • Cruiser Mk III, A13 Mk I and Cruiser Mk IV, A13 Mk II: 66510
    • Production: January 1938 - 194110
    • Manufacturer: Nuffield Mechanisations and Aero Ltd10, L.M.S. Railway10, English Electric10, Leylands10

Variants

  • Cruiser Mk IV: Besa machine guns.1
  • Cruiser Mk IVA: Vickers machine guns.1
  • Cruiser Mk IV CS: Was the close support version.

Usage

Issued to the 1st Armored Division in France.1,6,7,11

The 7th Armored Division used them in Western Desert 1940 - 1941.1,6,7,11

The A13 Mk II Cruiser Tank Mk IV was also used for training.1

Specifications

  Cruiser Mk IV, A13 Mk II
Crew Commander, gunner, loader, driver.3
41,3,7,9,11
Radio Wireless Set No. 99
Physical Characteristics  
Weight 33,040 lb3
14.75 tons4,6,10, 14.76 tons1, 14.8 tons7,11
15,040 kg1,7,11
Length 19' 9"1,3,6,7,9,11
6 m7,11, 6.02 m1,9
Height

8' 6"1,3,6,7,9,11
2.59 m1,7,9,11

Width 8' 4"1,3,6, 8' 6"7,9,11
2.54 m1, 2.59 m7,9,11
Width over tracks  
Ground clearance  
Ground contact length  
Ground pressure 13.23 psi
Turret ring diameter  
Armament  
Main 1: 2 pdr OQF3 L/527,11
1: 2 pdr (40 mm) OQF9
1: 2 pdr (40 mm)1,10
Secondary  
MG 1: 7.7 mm Besa1
1: Vickers MG3,6
1: 7.7 mm7
1: .303 Vickers MG10
OR 1: 7.92 mm Besa1,7
OR 1: 7.7 mm Vickers7
MG - coaxial 1: Vickers
1: 7.7 mm / .303 Besa MG11
1: 7.92 mm Besa MG9
OR 1: 7.7 mm / .303 Vickers MG11
Side arms  
Quantity  
Main 873
Secondary  
MG 3,7503
Side arms  
Armor Thickness (mm) 6 - 301,4, 63, 303,5,6,7,10,11
Hull Front, Upper  
Hull Front, Lower  
Hull Sides, Upper  
Hull Sides, Lower  
Hull Rear  
Hull Top  
Hull Bottom  
Turret Front  
Turret Sides  
Turret Rear  
Turret Top  
Engine (Make / Model) Nuffield Liberty1,3,7,9,10,11, Libery5
Bore / stroke  
Cooling  
Cylinders V-127,9,11
Capacity  
Net HP 3407,9,10,11
Power to weight ratio  
Compression ratio  
Transmission (Type) 4 forward, 1 reverse
Steering  
Steering ratio  
Starter  
Electrical system  
Ignition  
Fuel (Type) Gasoline7,9
Octane  
Capacity 120 gallons
Road consumption  
Cross country consumption  
Performance  
Traverse 360°3
Speed - Road 30 mph1,3,6,7,9,11
48 kph1,7,9,11
Speed - Cross Country 14 mph3
Range - Road 90 miles1,3,7,9,11
145 km1,7,9,11
Range - Cross Country  
Turning radius 29.5'
Elevation limits  
Fording depth 3'3
Trench crossing 7' 6"3
Vertical obstacle 2'
Climbing ability  
Suspension (Type) Christie3
Wheels each side  
Return rollers each side  
Tracks (Type)  
Length  
Width 10 1/8"3
Diameter  
Number of links  
Pitch  
Tire tread  
Track centers/tread 6' 11"3
  Cruiser Mk IVA, A13 Mk II
Crew 42
Radio  
Physical Characteristics  
Weight 15 tons2
Length 6.02 m2
Height

2.59 m2

Width 2.54 m2
Width over tracks  
Ground clearance 1' 3", 0.38 m2
Ground contact length  
Ground pressure 0.93 (kg/cm2)2
Turret ring diameter  
Armament  
Main 40 mm L/522
Secondary  
MG 1: Besa MG3,6,10
MG - coaxial Besa2
Side arms  
Quantity  
Main 872
Secondary  
MG 3,3752
Side arms  
Armor Thickness (mm)  
Hull Front, Upper 20-252
Hull Front, Lower 20-25
Hull Sides, Upper 142
Hull Sides, Lower 14
Hull Rear 142
Hull Top 42
Hull Bottom 42
Turret Front 302
Turret Sides 12+42
Turret Rear 14+42
Turret Top 42
Engine (Make / Model) Liberty2 Water Cooled2
Bore / stroke  
Cooling  
Cylinders 122
Capacity  
Net HP 3402 @ 1,500 rpm2
Power to weight ratio  
Compression ratio  
Transmission (Type) 4 forward2, 1 reverse2
Steering  
Steering ratio  
Starter  
Electrical system  
Ignition  
Fuel (Type) Gasoline2
Octane  
Capacity 455 liters2
Road consumption  
Cross country consumption  
Performance  
Traverse 360°
Speed - Road 48 kph2
Speed - Cross Country  
Range - Road 160 km2
Range - Cross Country  
Turning radius 9 m2
Elevation limits  
Fording depth 0.91 m2
Trench crossing  
Vertical obstacle  
Climbing ability  
Suspension (Type) Christie2
Wheels each side 42
Return rollers each side  
Tracks (Type)  
Length  
Width 246 mm2
Diameter  
Number of links  
Pitch  
Tire tread  
Track centers/tread  
  Cruiser Mk IV CS, A13 Mk II
Crew  
Radio  
Physical Characteristics  
Weight  
Length  
Height  
Width  
Width over tracks  
Ground clearance  
Ground contact length  
Ground pressure  
Turret ring diameter  
Armament  
Main 3.7" howitzer3,11
94 mm7,11
Secondary  
MG  
MG - coaxial  
Side arms  
Quantity  
Main  
Secondary  
MG  
Side arms  
Armor Thickness (mm)  
Hull Front, Upper  
Hull Front, Lower  
Hull Sides, Upper  
Hull Sides, Lower  
Hull Rear  
Hull Top  
Hull Bottom  
Turret Front  
Turret Sides  
Turret Rear  
Turret Top  
Engine (Make / Model)  
Bore / stroke  
Cooling  
Cylinders  
Capacity  
Net HP  
Power to weight ratio  
Compression ratio  
Transmission (Type)  
Steering  
Steering ratio  
Starter  
Electrical system  
Ignition  
Fuel (Type)  
Octane  
Capacity  
Road consumption  
Cross country consumption  
Performance  
Traverse 360°
Speed - Road  
Speed - Cross Country  
Range - Road  
Range - Cross Country  
Turning radius  
Elevation limits  
Fording depth  
Trench crossing  
Vertical obstacle  
Climbing ability  
Suspension (Type)  
Wheels each side  
Return rollers each side  
Tracks (Type)  
Length  
Width  
Diameter  
Number of links  
Pitch  
Tire tread  
Track centers/tread  

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. Panzer Truppen The Complete Guide to the Creation and Combat Employment of Germany's Tank Force 1933-1942, Thomas L. Jentz, 1996
  3. British and American Tanks of World War Two, The Complete Illustrated History of British, American, and Commonwealth Tanks 1933-1945, Peter Chamberlain and Chris Ellis, 1969
  4. Tanks of the World, 1915-1945, Peter Chamberlain, Chris Ellis, 1972
  5. Allied Armour of World War Two, Ian V. Hogg, 2000
  6. Tanks of World War II, Duncan Crow, 1979
  7. The Illustrated Guide to Tanks of the World, George Forty, 2006
  8. World War Two Tanks, George Forty, 1995
  9. Western Allied Tanks 1939-45, David Porter, 2009
  10. AFV #8, Crusader-Cruiser Mark VI, Major James Bingham
  11. World War I and II Tanks, George Forty, 2012
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