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.300 WSM
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.300 Winchester Short Magnum is a. 30 caliber rebated rim bottlenecked centerfire short magnum cartridge that was introduced in 2001 by Winchester.
The .300 WSM Ammo is adequate for hunting moose, black bear, brown bear, elk, mule deer, and white-tailed deer in the forests and plains where long-range, flat shots are necessary. The .300 WSM brass is also used in bench rest shooting. The .300 WSM Ammo has a standard bullet diameter of .308 or 7.62mm and takes advantage of the numerous bullet options available in that caliber.
The .300 WSM is adequate for hunting moose, black bear, brown bear, elk, mule deer, and white-tailed deer in forests and plains where long-range, flat shots are necessary. The .300 WSM is also used in bench rest shooting. The .300 WSM has a standard bullet diameter of .308 or 7.62mm and takes advantage of the numerous bullet options available in that caliber.
About: .300 WSM
- Type: Rifle
- Place of origin: United States
- Designer: Winchester
- Manufacturer: Winchester
- Produced: 2001
Specifications
- Bullet diameter: .308 in (7.8 mm)
- Neck diameter: .344 in (8.7 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)
- Rifling twist: 1-10"
- Primer type: Large rifle magnum
- Maximum pressure (C.I.P.): 63,817 psi (440.00 MPa)
Ballistic performance
| Bullet mass/type | Velocity | Energy |
|---|---|---|
| 150 gr (10 g) SP | 3,313 ft/s (1,010 m/s) 3,657 | ft⋅lbf (4,958 J) |
| 165 gr (11 g) HP | 3,223 ft/s (982 m/s) 3,807 | ft⋅lbf (5,162 J) |
| 180 gr (12 g) HP | 3,095 ft/s (943 m/s) 3,830 | ft⋅lbf (5,190 J) |
| 200 gr (13 g) SP | 2,822 ft/s (860 m/s) 3,538 | ft⋅lbf (4,797 J) |
