.325 Winchester Short Magnum
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The .325 Winchester Short Magnum, commonly known as the 325 WSM, is an 8mm caliber rebated rim bottlenecked centerfire short magnum medium bore cartridge. The cartridge was introduced by Winchester Ammunition in 2005.[1][2]
Quick Facts Type, Place of origin ...
.325 Winchester Short Magnum | ||||||||||||||||
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Type | Rifle | |||||||||||||||
Place of origin | United States | |||||||||||||||
Service history | ||||||||||||||||
In service | Never issued | |||||||||||||||
Production history | ||||||||||||||||
Designer | Winchester | |||||||||||||||
Designed | 2005 | |||||||||||||||
Manufacturer | Winchester | |||||||||||||||
Produced | 2005–present | |||||||||||||||
Specifications | ||||||||||||||||
Parent case | .300 Winchester Short Magnum | |||||||||||||||
Case type | Rebated-rimmed, bottleneck | |||||||||||||||
Bullet diameter | .323 in (8.2 mm) | |||||||||||||||
Land diameter | .315 in (8.0 mm) | |||||||||||||||
Neck diameter | .350 in (8.9 mm) | |||||||||||||||
Shoulder diameter | .538 in (13.7 mm) | |||||||||||||||
Base diameter | .555 in (14.1 mm) | |||||||||||||||
Rim diameter | .535 in (13.6 mm) | |||||||||||||||
Case length | 2.100 in (53.3 mm) | |||||||||||||||
Overall length | 2.860 in (72.6 mm) | |||||||||||||||
Case capacity | 83 gr H2O (5.4 cm3) | |||||||||||||||
Rifling twist | 1 in 10 in (254 mm) | |||||||||||||||
Primer type | Large rifle magnum | |||||||||||||||
Maximum pressure (C.I.P.) | 63,091 psi (435.00 MPa) | |||||||||||||||
Maximum pressure (SAAMI) | 65,000 psi (450 MPa) | |||||||||||||||
Ballistic performance | ||||||||||||||||
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Test barrel length: 24 in (610 mm) Source(s): Winchester Ammunition |
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Introduced at the 2005 Shot Show in Las Vegas, NV, it is the largest member of the Winchester Short Magnum family of cartridges. The .325 WSM was intended for the hunting of medium and large bodied thin skinned dangerous and non-dangerous big game animals of Africa, Asia, Europe and North America.[3]