.31 Caliber Cap & Ball
1849 · Colt · 1 firearm in catalog
Also known as: .31 Black Powder, .31 Percussion, .31 Pocket
Cartridge specifications
| Bullet Diameter | 7.87 mm (0.310") |
| Typical Bullet Weight | 3.24 g (50 gr) |
| Typical Muzzle Velocity | 230 m/s (755 fps) |
| Typical Muzzle Energy | 86 J (63 ft·lbf) |
| Primer Type | Percussion Cap |
| Cartridge Type | Cap And Ball |
| Introduced | 1849 |
Firearms chambered in .31 Caliber Cap & Ball
- A. Uberti 1849 Pocket — A. Uberti · Revolver