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Rock Island Arsenal; Rock Island Arsenal, ... main battle tank for the Army since the 1980s. About 250 military personnel and 6,000 civilians are employed there. The ...
A Liberty tank was displayed In the Post Museum at Fort Meade in Maryland. The tank was made in 1920 at the Rock Island Arsenal, Illinois. It was assigned to the 301st Tank Battalion (Heavy), later redesignated the 17th Tank Battalion (Heavy). Throughout most of 1921–1922, Major Dwight D. Eisenhower commanded this unit.
The tank was produced at the Rock Island Arsenal. [ 1 ] [ 2 ] The biggest problem was the engine, which was meant to provide 220 hp (160 kW) at 1,200 rpm, but in fact generated less than that. [ citation needed ] The engine was later replaced with a 338 hp (252 kW) Liberty L-12 engine, and then a later a Packard 8-cylinder. [ 3 ]
It was originally developed from the prototype T2 light tank built by the Rock Island Arsenal, which had a Vickers-type leaf spring suspension. The suspension was replaced by the superior vertical volute system in the T2E1 series of 1935. This was put into production with minor modifications as the M2A1 in 1936, with ten produced.
The M2 medium tank was a larger development of the M2 light tank and was first produced in 1939 by the Rock Island Arsenal, just prior to the war in Europe. [18] Many components were common or used a similar design to the Light M2, including the vertical volute spring suspension which would be used in later tanks as well.
It was designed and prototyped at the Rock Island Arsenal in 1969 with firing tests beginning in 1970 and went into full production there in 1978. It entered service in 1979 and since then 1,600 units have been produced.
The M2 medium tank, officially Medium Tank, M2, was a United States Army medium tank that was first produced in 1939 by the Rock Island Arsenal, just prior to the commencement of the Second World War in Europe. [3] Production was 18 M2 tanks, and 94 slightly improved M2A1 tanks, for a total of 112.
All of the US guns and XM24 barrels were produced at the Watervliet Arsenal, NY and the gun mounts (M116 for the M60 and M140 for the M60A1/A3) were manufactured at the Rock Island Arsenal, IL. [24] Because the evacuator was positioned lower on the gun's barrel US M68 guns were fitted with an eccentric bore evacuator instead of a concentric ...