The Colt M1911 is a single-action, recoil-operated, semi-automatic pistol chambered primarily for the .45 ACP cartridge.
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Specifications ◎ Pistol
Type Pistol
Origin United States
Manufacturer Colt Manufacturing Company, Smith & Wesson, Norinco, other companies
Cartridge .45 ACP, .455 Webley Auto (British Contract), .38 Super, 9x19mm Parabellum, 7.65mm Parabellum, 9mm Steyr, .400 Corbon, others
Action Short recoil operation
Muzzle velocity 830 ft/s
Effective range 50 m
Weight 39 oz empty
Length 8.5 in
Feed system 7-, 8-, 9-, 10- or 12-round box magazines
In service 1911–present
Conflicts As standard U.S. service pistol:{{plainlist| *Philippine-American War *World War I *Banana Wars *World War II *Korean War *Vietnam War}} In non-US standard use:{{plainlist| *Finnish Civil War *Chaco War *Constitutionalist Revolution *Chinese Civil War *Spanish Civil War *First Indochina War *1948 Palestine war *Indonesian National Revolution *Algerian War *Laotian Civil War *Cuban Revolution *Bay of Pigs Invasion *The Troubles *Basque conflict *Rhodesian Bush War *Cambodian Civil War *Cambodian–Vietnamese War *Sino-Vietnamese War *Iran–Iraq War *Falklands War *Lebanese Civil War *Salvadoran Civil War *Gulf War *War in Afghanistan *Iraq War *Syrian Civil War *Russo-Ukrainian War }}
Used by US forces for a century · MEU(SOC)