Type	Revolver
Place of origin	United States

Service history

In service	1917–Present
Wars	World War I World War II Korean War Vietnam War

Production history

Designed	1917
Produced	1917–1920
No. built	~300,000 total (c. 150,000 per manufacturer)
Variants	Slightly differing versions of the M1917 were made by Colt and Smith & Wesson

Specifications

Mass	2.5 lb (1.1 kg) (Colt) 2.25 lb (1.0 kg) (S&W)
Length	10.8 in (270 mm)
Barrel length	5.5 in (140 mm)
Cartridge	.45 ACP (11.43×23mm) , .45 Auto Rim
Action	double action, solid frame with swing-out cylinder
Muzzle velocity	760 ft/s ( 231.7 m/s)
Feed system	six-round cylinder, loaded singly or with two three-round half-moon clips
Sights	blade front sight, notched rear sight