Infantry Mk IV, A22, Churchill III:
Churchill Mk IIIs and Churchill Mk IVs. Near the River Foglia in September 1944:
Imperial War Museum
The 142nd Suffolk Regiment in Tunis, January 1943:
Imperial War Museum
As there's a hammer and sickle emblem on this vehicle, it may have been one that ended up being shipped to Russia:
Imperial War Museum
With the 7th Motor Brigade in North Africa at time of Alamein.
Imperial War Museum
Had 6 pdr installed in a new welded turret.7,13 In August 1941 Babcock and Wilco Ltd. received the contract for producing the welded turrets.13
The 6 pdr gun had an AP projectile weight of 6.28 lb, which could go 2,950'/sec.10
First use against the enemy was at Dieppe.13
Some were supplied to the Soviet Union under Lend Lease.13
Churchill Mk III*:
Had applique armor installed.13
Churchill (A22) Mk III |
|
|---|---|
| Crew | 48 52,4,7,10,13 Commander, turret gunner, wireless operator, driver, hull gunner13 |
| Physical Characteristics | |
| Weight | 87,360 lb3,8 38.5 tons4, 39 tons12,13, 39.1 tons2, 43.1 tons10 39,574 kg8, 39,626 kg12 |
| Length w/gun | 24'10, 24.4'8, 24' 5"4,7, 25' 2"13 7.35 m2, 7.4 m8 |
| Length w/o gun | 25' 2"13 |
| Height | 8'10, 8.1'8, 8' 2"4,7,13 2.5 m8, 2.78 m2 |
| Width | Without side air louvers: 9' 2"13 10'10, 10.6'8, 10' 8"4,7,13 3.25 m2, 3.3 m8 |
| Width over tracks | 9' 1"13 |
| Ground clearance | 20"10 0.53 m2 |
| Ground contact length | 149.5"10 |
| Ground pressure | 13.1 psi10 0.92 (kg/cm2)2, 1.1 (kg/cm2)8 |
| Turret ring diameter | |
| Armament | |
| Main | 57 mm OQF 6 pdr Mk III or V 57 mm2 6 pdr4,5,6,7 6 pdr Mk III or Mk V OQF12 6 pdr (57 mm)8 6 pdr Mk IV and Mk V, L/5210 6 pdr Mk III OQF L/4313 6 pdr Mk V OQF L/50 (some Churchill Mk IIIs models)13 |
| Secondary | |
| MG | 3: MGs2 2: 7.92 mm Besa MGs, coaxial, hull7,10,13 1: .303" Bren LMG mounted on collapsible mount on turret roof for AA, most often stored inside turret13 2: 7.92 mm BESA, coaxial8 |
| Side arms | 2" bomb thrower in turret roof13 Verey pistol13 Thompson13 Hand grenades13 |
| Quantity | |
| Main | 3010, 678, 742, 8413 |
| Secondary | |
| MG | 2,0008, 7,5752, 9,35010 Besa: 42 boxes (225 rounds each)13 Bren: 6 magazines (100 rounds each)13 |
| Side arms | 2" bomb thrower: 30 bombs13 Verey pistol: 20 cartridges (green, red, illuminating)13 Thompson: 23 box magazines (20 rounds each)13 Hand grenades: 613 |
| Armor Thickness (mm) | 16 - 1024,5,8 1027 Front: 3.46"10 Side: 1.5-2.5"10 |
| Hull Front, Upper | 88@20°13, 1022 |
| Hull Front, Lower | 38@70°13 |
| Hull Sides, Upper | 762, 76@90°13 |
| Hull Sides, Lower | |
| Hull Rear | 502, 50°@9013 |
| Hull Top | 16@0°13, 192 |
| Hull Bottom | 16, 192, 20@0°13 |
| Turret Front | 3.46"10 862, 88@90°13 |
| Turret Sides | 3.46"10 762, 76@90°13 |
| Turret Rear | 762 |
| Turret Top | 192 |
| Engine (Make / Model) | Bedford2,4,7 2: Bedford8 Bedford Flat Twin Six10 Bedford Twin Six13 |
| Bore / stroke | |
| Cooling | Water2,8,10 |
| Cylinders | 2x62,7,8, 1210,13 |
| Capacity | 1,296 cubic inches13 |
| Net HP | 3504,7,8 325@2,200 rpm2 350@2,200 rpm10,13 |
| Power to weight ratio | 8.33 bhp/ton13, 12.6 hp/ton8 |
| Compression ratio | |
| Transmission (Type) | Merritt Brown10,13 4 forward, 1 reverse2,10,13 |
| Gearing ratio | 1st: 6·220:113 2nd: 2·263:113 3rd: 1·176:113 4th: 0·0703:113 Reverse: 10.658:113 |
| Steering | Controlled differential10 |
| Steering ratio | |
| Starter | |
| Electrical system | 12 volt13 |
| Ignition | |
| Fuel (Type) | Gasoline2,8,10 |
| Octane | |
| Quantity | 190 gallons10 182.5 gallons13 682 liters2 |
| Road consumption | 0.85 mpg10 |
| Cross country consumption | 0.5 mpg10 |
| Performance | |
| Traverse | 360° Hand, hydraulic10 24°/sec13 |
| Max speed | 15 mph7, 15.5 mph4,8,13, 17 mph10 25 kph8, 26.4 kph2 |
| Cross country speed | 8 mph8 13 kph8 |
| Road radius | 90 miles8, 161 miles10 144 km8, 198 km2 |
| Cross country radius | 96 miles10, 120 miles (with auxiliary fuel tanks)13 |
| Turning Radius | |
| Elevation Limits | +20° to -12.5°13 |
| Fording depth | 31.5"10, 3' 4"13, 94.5"10 0.91 m2 |
| Trench crossing | 9.2'10, 10'8,13 3 m8 |
| Vertical Obstacle | 2' 6"13, 44.5"10 |
| Climbing ability | 30° (58%) slope10 |
| Suspension (Type) | Coil Springs2 Vertical coil springs13 Sprung on triple helical springs10 Drive: rear13 Idler: front13 |
| Wheels each side | 118,10,13 |
| Return rollers each side | |
| Tracks (Type) | Dry pin10 Heavy cast steel13 Light cast steel and manganese13 |
| Length | |
| Width | 14"13, 22"10 559 mm2 |
| Diameter | 10"13 |
| Number of links | Heavy cast: 7013 Light cast: 7213 |
| Pitch | 8"10 |
| Tire tread | Steel2 |
| Track centers/tread | 7.25'10, 12' 6"13 |
| Radio | Wireless set No. 1913 |
| Production | 675 1941-: Vauxhall Motors Ltd.10 |
Sources:
- 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
- Panzer Truppen The Complete Guide to the Creation and Combat Employment of Germany's Tank Force 1943-1945, Thomas L. Jentz, 1996
- 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
- Tanks of the World, 1915-1945, Peter Chamberlain, Chris Ellis, 1972
- The Encyclopedia of Weapons of World War II, Chris Bishop, 1998
- Jane's World War II Tanks and Fighting Vehicles The Complete Guide, Leland Ness, 2002
- Tanks of World War II, Duncan Crow, 1979
- Battle Winning Tanks, Aircraft & Warships of World War II, David Miller, 2000
- AFV 1: Churchill, B.I.T. Mk IV, B.T. White
- Tank Data, Aberdeen Proving Grounds Series, 1968?
- Tank Data 2, Aberdeen Proving Grounds Series, E. J. Hoffschmidt and W. H. Tantum IV, 1969
- The Illustrated Guide to Tanks of the World, George Forty, 2006
- AFV 1, Churchill, B.I.T. Mk IV, B.T. White
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