T2 tank

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T2 Medium Tank
Type	Medium tank
Place of origin	United States
Service history
In service	prototype only
Used by	United States Army
Production history
Designer	Rock Island Arsenal
Produced	1930
No. built	1
Specifications
Mass	13.6 tons
Length	16 ft (4.9 m)
Width	8 ft 0 in (2.44 m)
Height	9 ft 1 in (2.77 m)
Crew	4 (Commander, gunner, loader, driver)
Armor	0.25 to 1 in (6.4 to 25.4 mm)
Main armament	47 mm (75 rounds) turret 37 mm M5, L/50 gun, hull
Secondary armament	12.7 mm M2 Browning machine gun (2000 rounds) 7.62 mm M1919 Browning machine gun (4500 rounds)
Engine	Liberty L-12 V12 gasoline engine water-cooled 338 hp (252 kW)
Suspension	Vickers type leaf springs with roller pairs
Operational range	121 miles
Maximum speed	paved 25 mph (40 km/h) terrain 15 mph (24 km/h)

The T2 Medium Tank was an American design that replaced three prototype medium tank designs started in the 1920s for conducted by the United States Army. The T2 tank built in 1930 by Rock Island Arsenal. Its legacy, however, was the M2 light tank, developed into the M2 medium tank, and onto the M3 Lee and M4 Sherman medium tanks.