M2 Browning machine gun

The M2 Machine Gun, Browning .50 Caliber Machine Gun, or "Ma Deuce" is a heavy machine gun designed towards the end of World War I by John Browning. The M2 uses the .50 BMG cartridge, and is the source of its name (BMG standing for Browning Machine Gun). The M2 was nicknamed Ma Deuce by U.S. Military personnel or simply called "fifty-cal." in reference to its caliber. The design has had many specific designations; the official designation for the current infantry type is Browning Machine Gun, Cal. .50, M2, HB, Flexible. It is effective against infantry, unarmored or lightly-armored vehicles and boats, light fortifications, and low-flying aircraft.The Browning .50 caliber machine gun has been used extensively as a vehicle weapon and for aircraft armament by the United States from the 1920s to the present day. It was heavily used during World War II, the Korean War, the Vietnam War, as well as during operations in Iraq in the 1990s and 2000s. It is the primary heavy machine gun of NATO countries, and has been used by many other countries as well. It is still in use today, with only a few modern improvements. The M2 has been in use longer than any other small arm in U.S. inventory.