Tuesday, February 5, 2013

Medium Tank M4

Medium Tank M4
TankshermanM4.jpg
An M4A3E8 76 mm armed Sherman tank made during theSecond World War
TypeMedium tank
Place of origin United States
Service history
In service1942–1955 (USA)
Used by United States, and many others (see Foreign variants and use)
WarsWorld War II, Greek Civil War, Arab-Israeli War, Korean War, Revolución Libertadora, Suez Crisis, Indo-Pakistani War of 1965, Six-Day War,Indo-Pakistani War of 1971, Yom Kippur War, 1958 Lebanon crisis,Lebanese Civil War, Cuban Revolution, Nicaraguan Revolution
Production history
Designed1940
Produced1941–
Number built49,234[1]
Specifications
Weight66,800 pounds (30.3 tonnes; 29.8 long tons; 33.4 short tons)
Length19 ft 2 in (5.84 m)
Width8 ft 7 in (2.62 m)
Height9 ft (2.74 m)
Crew5 (Commander, gunner, loader, driver, co-driver)

Armor76 mm maximum
Main
armament
75 mm M3 L/40 gun (90 rounds)
or 76 mm gun M1 (55 rounds)
Secondary
armament
.50 cal Browning M2HB machine gun (300 rounds),
2 × .30-06 Browning M1919A4machine guns (4,750 rounds)
EngineContinental R975 C1, air-cooled,radial, gasoline
400 hp (298 kW) at 2,400 rpm
M4A4 Model - Chrysler A57 Multibank 30 cylinder 21-litre engine. 470 hp at 2,700 rpm.
Power/weight15.8 hp/tonne
TransmissionSpicer[3] manual, synchromesh,[3] 4 forward (plus 1 overdrive)[3] and 1 reverse gear
SuspensionVertical Volute Spring Suspension (VVSS)
Operational
range
120 miles (193 km) at 175 U.S. gal (660 L); 80 octane
Speed25 to 30 mph (40 to 48 km/h)[2]

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