The .33 Winchester Center Fire / 8.6x54mmR (colloquially .33 Winchester, .33 WCF, or .33 Win) is a
centerfire
Two rounds of .357 Magnum, a centerfire cartridge; notice the circular primer in the center
A center-fire (or centerfire) is a type of metallic cartridge used in firearms, where the primer is located at the center of the base of its casing (i. ...
rifle
A rifle is a long gun, long-barreled firearm designed for accurate shooting and higher stopping power, with a gun barrel, barrel that has a helical or spiralling pattern of grooves (rifling) cut into the bore wall. In keeping with their focus o ...
cartridge designed and produced from 1902 to 1940 by
Winchester Repeating Arms Company
The Winchester Repeating Arms Company was a prominent American manufacturer of repeating firearms and ammunition. The firm was established in 1866 by Oliver Winchester and was located in New Haven, Connecticut. The firm went into receivership ...
for their
Model 1886 lever-action
The toggle-link action used in the iconic Winchester Model 1873 rifle, one of the most famous lever-action firearms
Picture showing a Volcanic Pistol
A lever action is a type of action for repeating firearms that uses a manually operated cocki ...
rifle.
History
With the new
Model 1886 lever-action
The toggle-link action used in the iconic Winchester Model 1873 rifle, one of the most famous lever-action firearms
Picture showing a Volcanic Pistol
A lever action is a type of action for repeating firearms that uses a manually operated cocki ...
rifle, and appearance of new
smokeless powder
Finnish smokeless powder
Smokeless powder is a type of propellant used in firearms and artillery that produces less smoke and less fouling when fired compared to black powder. Because of their similar use, both the original black powder formula ...
s on the market, in 1891,
Winchester Repeating Arms Company
The Winchester Repeating Arms Company was a prominent American manufacturer of repeating firearms and ammunition. The firm was established in 1866 by Oliver Winchester and was located in New Haven, Connecticut. The firm went into receivership ...
started to experiment with necking down the
.45-70 cartridge. The first attempt, a .31-62 with a 200-grain bullet, reportedly resulted in pressures too high for the action. Only a decade later, the desired result was achieved with a new caliber when the .33 Winchester was introduced in 1902.
Never popular due to lack of range despite high muzzle velocity (the 1886's
tube magazine
A magazine, often simply called a mag, is an ammunition storage and feeding device for a repeating firearm, either integral within the gun (internal/fixed magazine) or externally attached (detachable magazine). The magazine functions by holdi ...
ensured that aerodynamic pointed-tip bullets couldn't be used except while single loading), the only other firearms offered in this chambering were the Winchester
Model 1885 and
Marlin
Marlins are fish from the family Istiophoridae, which includes between 9 and 11 species, depending on the taxonomic authority.
Name
The family's common name is thought to derive from their resemblance to a sailor's marlinspike.
Taxonomy
T ...
Model 1895.
The round was eventually replaced by the
.348 Winchester in 1936, and ultimately discontinued by Winchester in 1940,
[Barnes, p.83, ".33 Winchester".] although it is still currently produced in small numbers by other
ammunition
Ammunition, also known as ammo, is the material fired, scattered, dropped, or detonated from any weapon or weapon system. The term includes both expendable weapons (e.g., bombs, missiles, grenades, land mines), and the component parts of oth ...
manufacturers.
Use

A good round for
deer
A deer (: deer) or true deer is a hoofed ruminant ungulate of the family Cervidae (informally the deer family). Cervidae is divided into subfamilies Cervinae (which includes, among others, muntjac, elk (wapiti), red deer, and fallow deer) ...
,
elk
The elk (: ''elk'' or ''elks''; ''Cervus canadensis'') or wapiti, is the second largest species within the deer family, Cervidae, and one of the largest terrestrial mammals in its native range of North America and Central and East Asia. ...
, or
black bear
Black bear or Blackbear may refer to:
Animals
* American black bear (''Ursus americanus''), a North American bear species
* Asian black bear (''Ursus thibetanus''), an Asian bear species
Music
* Black Bear (band), a Canadian First Nations group
...
in wooded terrain at medium range, it outperforms the ballistically similar
.35 Remington and can be improved with modern powders.
See also
*
8mm caliber 8 mm may refer to:
Film technology
*8 mm film, a motion picture film format
** Super 8 film
** Single-8 film
* 8 mm video format, three related videocassette formats
Firearms
* 8 mm caliber, firearmm cartridges
** 7.92×57mm Mauser, designated 8 ...
*
List of cartridges by caliber
Calibers in the size range of (mm, inches):
*2 mm caliber, 2 mm (.079+ caliber)
*3 mm caliber, 3 mm (.118+ caliber)
*4 mm caliber, 4 mm (.157+ caliber)
*5 mm caliber, 5 mm (.197+ caliber)
*6 mm caliber, 6 mm (.236+ caliber)
*7 mm caliber, 7 mm ...
*
List of rifle cartridges
List of rifle cartridges, by primer type, Caliber, calibre and name.
File:Cartridge Sample 2.jpg, 350px, From left to right: 1 .17 Hornady Mach 2, 2 .17 Hornady Magnum Rimfire, 3 .22 Long Rifle, 4 .22 Winchester Magnum Rimfire, 5 .17/23 SMc, 6 5mm ...
*
List of rimmed cartridges
Below is a list of rimmed cartridges (R). Although similar, rimmed cartridges differ from rimfire cartridges (list). A rimmed cartridge is a cartridge with a rim, whose primer is located in the center of the case head; the primer is detonated by ...
*
List of Winchester Center Fire cartridges
List of Winchester Center Fire rifle Cartridge (firearms), cartridges. More commonly known as WCF, it is a family of cartridges designed by Winchester Repeating Arms Company. There are many other Winchester cartridges that do not carry the WCF mon ...
References
Bibliography
* Barnes, Frank C., ed. by John T. Amber. ".33 Winchester", in ''Cartridges of the World'', pp. 83, 122, & 123. Northfield, IL: DBI Books, 1972. .
Pistol and rifle cartridges
Rimmed cartridges
Winchester Repeating Arms Company cartridges
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