Explore: Caliber

particularly firearms, but not artillery, where a different definition may apply, caliber (or calibre; sometimes abbreviated as "cal") is the specified nominal internal

The M2 machine gun or Browning .50-caliber machine gun (informally, "Ma Deuce") is a heavy machine gun that was designed near the end of World War I by

and designated as the 50 Browning by the C.I.P., is a .50 in (12.7 mm) caliber cartridge developed for the M2 Browning heavy machine gun in the late 1910s

.22 caliber, or 5.6 mm, refers to a common firearms bore diameter of 0.22 inch (5.6 mm) in both rimfire and centerfire cartridges. Cartridges in this

.38 caliber is a frequently used name for the caliber of firearms and firearm cartridges. The .38 caliber is a large firearm cartridge (anything larger

The 3-inch/50-caliber gun (spoken "three-inch fifty-caliber") in United States naval gun terminology indicates the gun fired a projectile 3 inches (76 mm)

.44 caliber is a family of large-caliber firearm cartridges and firearms, particularly revolvers. The most well-known is the .44 Magnum which uses a 0

62 mm caliber is a nominal caliber used for a number of different cartridges. Historically, this class of cartridge was commonly known as .30 caliber, the

The M16 (officially Rifle, Caliber 5.56 mm, M16) is a family of assault rifles, chambered for the 5.56×45mm NATO cartridge with a 20-round magazine adapted

.38 Taurus Pistol Caliber / 9.2x18mm is a metallic centerfire ammunition that uses smokeless powder to be originally used in pistols. It was developed