.539 Caliber Percussion (30-Bore)
1856 · William Terry · 1 firearm in catalog
Also known as: 30-Bore, .54 caliber, .568 caliber
Cartridge specifications
| Bullet Diameter | 13.7 mm (0.539") |
| Typical Bullet Weight | 22 g (340 gr) |
| Typical Muzzle Velocity | 300 m/s (984 fps) |
| Typical Muzzle Energy | 990 J (730 ft·lbf) |
| Primer Type | Percussion Cap |
| Cartridge Type | Paper |
| Introduced | 1856 |
Firearms chambered in .539 Caliber Percussion (30-Bore)
- Calisher & Terry Carbine — Breech Loading Armoury Co. (Limited) · Carbine · 1860