.300 Weatherby Magnum
1944 · Roy Weatherby · 4 firearms in catalog
Also known as: .300 Wby Mag, .300 Weatherby
Cartridge specifications
| Bullet Diameter | 7.82 mm (0.308") |
| Neck Diameter | 8.43 mm (0.332") |
| Base Diameter | 13.49 mm (0.531") |
| Case Length | 71.76 mm (2.825") |
| Overall Length | 91.44 mm (3.600") |
| Max Pressure | 448 MPa (65,000 psi) |
| Typical Bullet Weight | 11.66 g (180 gr) |
| Typical Muzzle Velocity | 991 m/s (3251 fps) |
| Typical Muzzle Energy | 5725 J (4223 ft·lbf) |
| Primer Type | Large Rifle Magnum |
| Cartridge Type | Belted |
| Introduced | 1944 |
Firearms chambered in .300 Weatherby Magnum
- Weatherby Mark V — Weatherby, Inc. · Rifle · 1958
- Weatherby Mark V Accumark — Weatherby, Inc. · Sniper Rifle · 2016
- Weatherby Mark V Backcountry — Weatherby, Inc. · Rifle · 2018
- Weatherby Vanguard — Weatherby, Inc. · Rifle · 1970