.450/400 Nitro Express 3"
1902 · John Rigby & Co. · 1 firearm in catalog
Also known as: .450/400 NE, .400 Jeffery Nitro Express
Cartridge specifications
| Bullet Diameter | 10.36 mm (0.408") |
| Neck Diameter | 11.15 mm (0.439") |
| Base Diameter | 13.56 mm (0.534") |
| Case Length | 76.2 mm (3.000") |
| Overall Length | 98.55 mm (3.880") |
| Max Pressure | 262 MPa (38,000 psi) |
| Typical Bullet Weight | 25.92 g (400 gr) |
| Typical Muzzle Velocity | 610 m/s (2001 fps) |
| Typical Muzzle Energy | 4825 J (3559 ft·lbf) |
| Primer Type | Large Rifle |
| Cartridge Type | Rimmed |
| Introduced | 1902 |
Firearms chambered in .450/400 Nitro Express 3"
- Rigby Shikari — John Rigby & Co. · Rifle · 2023