.31 Caliber Percussion (Cap and Ball)
4 firearms in catalog
Also known as: .31 cal, .31 percussion, 7.9mm
Cartridge specifications
| Bullet Diameter | 7.9 mm (0.311") |
| Typical Bullet Weight | 3.5 g (54 gr) |
| Typical Muzzle Velocity | 200 m/s (656 fps) |
| Cartridge Type | Rimmed |
Firearms chambered in .31 Caliber Percussion (Cap and Ball)
- Chamberlain Underhammer Pistol — E. Chamberlain · Pistol · 1840
- Colt Model 1849 Pocket — Colt's Manufacturing Company · Revolver · 1850
- Colt Model 1855 "Root" Sidehammer — Colt's Patent Fire Arms Manufacturing Company · Revolver · 1855
- Pietta 1863 Pocket — F.lli Pietta · Revolver