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WWII Tanks Vehicle Data Sheet

Medium M3A4 (Grant VI)
(also known as Grant)

USA

Armour Details

Turret

 Front 51mm@47(75.0mm)
 Side  51mm@5(51.0mm)
 Rear  51mm@5(51.0mm)
 Top  22mm@90(22.0mm)

Superstructure

 Front 51mm@45(72.0mm)
 Side  38mm@0(38.0mm)
 Rear  38mm@0(38.0mm)
 Top  13mm@87(13.0mm)

Hull

 Front 45mm@45(64.0mm)
 Side  38mm@0(38.0mm)
 Rear  38mm@0(38.0mm)
 Top  13mm@87(13.0mm)
Gun Mantlet n/a

Armour (x)mm @ (y) (Effective mm @ 0)

Effective Armour - Maximum 75 (mm) - Minimum 13 (mm)

Specifications

Manufacture Dates 1941 - Unknown
Quantity Produced 109
Weight  29.09 (tonnes)
Crew 6
M.G's small 3
M.G's Large -
Length 6.05 (mtr)
Width 2.74 (mtr)
Height 3.15 (mtr)

Engine Details/Performance

Road Speed 29 (mph)
Cross Country Speed 16 (mph)
Range Road 120 (miles)
Range Cross Country - (miles)
Fuel Type Petrol
Fuel Capacity 170
Horse Power 370
Power/Weight 12.71 (HP/tonne)

General Information


The Medium M3A4 (Grant VI)also known as Grant was a medium tank , 109 of which were used by the americans between 1941 and 1945.

The vehicle was manned by a crew of 6 and was 2.74 metres wide, 6.05 metres long, 3.15 metres high and weighed 29.09 tonnes.

Powered by a 370hp petrol engine the Medium M3A4 (Grant VI) was capable of a road speed of 29mph and a cross country speed of 16mph. The 170 gallon fuel capacity gave the Medium M3A4 (Grant VI) a road range of 120 miles

Based on the medium tank chassis, the vehicle was armed with 3 light machine guns, a 37mm Antitank Gun M6 with a muzzle velocity of 885m/sec which was capable of penetrating 48mm of armour at 800metres and a 75mm Gun M2 L/31 with a muzzle velocity of 588m/sec which was capable of penetrating 65mm of armour at 800metres
Primary Armament
 
37mm Antitank Gun M6
 Calibre 37 mm
 Muzzle Velocity 885 m/sec
 Shell Weight 0.86 Kg
 Ammunition180 rounds carried
Range(metres) 100 200 400 800 1200 1600 2000 2400
Penetration(mm) 60 58 55 48 41 35 28 21
Flight Time(secs) 0.11 0.23 0.48 1.06 1.73 2.53 3.51 4.8
Hit Probability % 98 98 98 98 77 44 22 18
Penetration is mm through vertical plate - calculated
Probability is % chance of hit on a 2 x 2.4mtr static plate
Secondary Armament
 
75mm Gun M2 L/31
 Calibre 75 mm
 Muzzle Velocity 588 m/sec
 Shell Weight 6.32 Kg
 Ammunition50 rounds carried
Range(metres) 100 200 400 800 1200 1600 2000 2400
Penetration(mm) 72 71 69 65 61 57 53 50
Flight Time(secs) 0.17 0.34 0.7 1.46 2.27 3.14 4.07 5.07
Hit Probability(%) 98 98 98 98 77 44 22 18
Penetration is mm through vertical plate - calculated
Probability is % chance of hit on a 2 x 2.4mtr static plate

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