The .375 Winchester / 9.5x51mmR is a modernized version of the
.38-55 Winchester, a
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, charcoal (which is mostly carbon), and potassium nitrate, potassium ni ...
cartridge from 1884. It was introduced in 1978 along with the
Winchester
Winchester (, ) is a City status in the United Kingdom, cathedral city in Hampshire, England. The city lies at the heart of the wider City of Winchester, a local government Districts of England, district, at the western end of the South Downs N ...
Model 94 "Big Bore"
lever action rifle
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 cockin ...
, which was in production from 1978 until 1986.
Though very similar in appearance to the .38-55 Winchester parent cartridge, the .375 Winchester cartridge has a shorter case length and operates at a higher chamber pressure of 52,000 CUP or 55,000 psi (380 MPa), compared to the .38-55 Winchester cartridge which has a longer case length and operates at a lower chamber pressure of 30,000 CUP or 35,000 psi (240 MPa).
The most commonly used bullet weights for the .375 Winchester are between 180 gr to 260 gr (11.7 g to 16.9 g) and it has been used on a variety of medium to large game species such as whitetail, pronghorn, caribou, elk, moose, black bear, and brown bear.
See also
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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 ...
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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 ...
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.360 Buckhammer
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.38-55 Winchester
References
Hodgdon Online Reloading Data
External links
Pistol and rifle cartridges
Rimmed cartridges
Winchester Repeating Arms Company cartridges
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