

In November of 1940, the Army Ordnance Corps recorded a total of 96,530 Colt and 91,590 S&W M1917s still in reserve. The military service of the M1917 did not end with the First World War. The revolver saw prolific use by the " Doughboys" during World War I, with nearly two-thirds as many M1917s being issued and produced during the war as M1911s were. 45 Auto Rim cartridge.įrom 1917 to 1919, Colt and Smith & Wesson produced 151,700 and 153,300 M1917s in total (respectively) under contract with the War Department for use by the American Expeditionary Force. Military service and later use įull and half moon clips loaded with. Newer production Colts could be fired without the half-moon clips, but the empty cartridge cases had to be ejected with a device such as a cleaning rod or pencil, as the cylinder extractor and ejector would pass over the edge of the rimless cartridges. Later production Colt M1917 revolvers had headspacing machined into the cylinder chambers, just as the Smith & Wesson M1917 revolvers had from the start. 45 ACP without the half-moon clips was unreliable at best, as the cartridge could slip forward into the cylinder and away from the firing pin.

In early Colt production revolvers, attempting to fire the. 45 ACP cartridge and the half-moon clips to hold the rimless cartridges in position. The Colt M1917 Revolver was essentially the same as the M1909, but with a cylinder bored to take the. 38 Long Colt caliber M1892 revolvers that had demonstrated inadequate stopping power during the Philippine–American War. 45 Long Colt caliber New Service model, designated the M1909, to replace their. 45 Auto Rim, was also developed, so M1917 revolvers could eject cartridge cases without using moon-clips.Ĭolt M1917 revolver The Colt model Ĭolt had previously produced a version of their. After World War I, they gained a strong following among civilian shooters. 45 ACP rounds were rimless for use with the magazine-fed M1911. They used moon-clips to hold the cartridges in position, facilitate reloading, and to aid in extraction since revolvers had been designed to eject rimmed cartridges and.

There were two variations of the M1917, one made by Colt and the other by Smith & Wesson. 45 ACP, large frame revolvers adopted by the United States Military in 1917, to supplement the standard M1911 pistol during World War I. Six-round cylinder, loaded singly or with two three-round half-moon clips 45 Auto Rim (11.43×23mmR)ĭouble action/ single action, solid frame with swing-out cylinder Slightly differing versions of the M1917 were made by Colt and Smith & Wesson (shown above). Vietnam War (saw combat with the "tunnel rat" units) Army during World War I to Charles Hamilton Houston
