The .22 Remington Automatic (also known as the .22 Remington Auto and occasionally .22 Rem Auto) is a .22in (5.6mm)
American
American(s) may refer to:
* American, something of, from, or related to the United States of America, commonly known as the "United States" or "America"
** Americans, citizens and nationals of the United States of America
** American ancestry, p ...
rimfire rifle
A rifle is a long-barreled firearm designed for accurate shooting, with a barrel that has a helical pattern of grooves (rifling) cut into the bore wall. In keeping with their focus on accuracy, rifles are typically designed to be held with bo ...
cartridge.
Introduced for the
Remington Model 16 semiautomatic rifle in 1916,
[Barnes, p.275, ".22 Remington Automatic".] the .22 Rem Auto was never used in any other firearm.
[Barnes, p.275, ".22 Winchester Automatic".] It will not chamber correctly in other .22 rimfire weapons, nor will other .22 rimfire ammunition, including the dimensionally very similar
.22 Winchester Automatic, interchange with it.
This feature was to prevent use of
black powder
Gunpowder, also commonly known as black powder to distinguish it from modern smokeless powder, is the earliest known chemical explosive. It consists of a mixture of sulfur, carbon (in the form of charcoal) and potassium nitrate ( saltpeter). ...
rounds, which were still popular when it first appeared, from being used in the Model 16, resulting in powder residue rapidly clogging the action and rendering the weapon inoperable.
[Barnes, p.275, ".22 Winchester Automatic" & ".22 Remington Automatic".]
The power of the .22 Remington Auto is comparable to the
.22 Long rimfire, and while it fires a heavier bullet,
it offers no performance edge on either the .22 Long or the very much more common
.22 Long Rifle.
It is not as accurate or as effective as the .22 LR, either.
See also
*
List of cartridges by caliber
Calibers in the size range of (mm, inches):
* 2 mm (.079+ caliber)
*3 mm (.118+ caliber)
* 4 mm (.157+ caliber)
* 5 mm (.197+ caliber)
* 6 mm (.236+ caliber)
* 7 mm (.276+ caliber)
* 8 mm (.315+ caliber)
* 9 mm (.354+ caliber)
* 10 mm (.394+ ca ...
*
List of rifle cartridges
List of rifle cartridges, by primer type, calibre and name.
File:Cartridge Sample 2.jpg, 350px, From left to right: 1 .17 HM2,2 .17 HMR, 2.5 .17 wsm, 3 .22LR, 4 .22 WMR, 5 .17/23 SMc, 6 5mm/35 SMc, 7 .22 Hornet, 8 .223 Remington, 9 .223 W ...
*
List of rimfire cartridges
Below is a list of rimfire cartridges, ordered by caliber, small to large. Rimfire ammunition is a type of metallic cartridge whose primer is located within a hollow circumferential rim protruding from the base of its casing.
Among the most commo ...
*
5mm caliber
References
Notes
*Barnes, Frank C., ed. by John T. Amber. ".22 Remington Automatic", in ''Cartridges of the World'', pp. 275, 282, & 283. Northfield, IL: DBI Books, 1972. .
*______ & _____. ".22 Winchester Automatic", in ''Cartridges of the World'', pp. 275 & 283. Northfield, IL: DBI Books, 1972. .
External links
TINCANBANDIT On The Forgotten Remington Model 16
Pistol and rifle cartridges
Remington Arms cartridges
Rimfire cartridges
Weapons and ammunition introduced in 1916
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