20x83.5mm
1940 · Mauser · 1 firearm in catalog
Also known as: 20mm MG 151/20, 20x83.5
Cartridge specifications
| Bullet Diameter | 20 mm (0.787") |
| Neck Diameter | 20.9 mm (0.823") |
| Base Diameter | 24.9 mm (0.980") |
| Case Length | 83.5 mm (3.287") |
| Overall Length | 145 mm (5.709") |
| Typical Bullet Weight | 110 g (1698 gr) |
| Typical Muzzle Velocity | 720 m/s (2362 fps) |
| Typical Muzzle Energy | 28512 J (21029 ft·lbf) |
| Primer Type | Electric |
| Cartridge Type | Rimless |
| Introduced | 1940 |
Firearms chambered in 20x83.5mm
- Denel NTW-20 — Denel SOC Ltd (Mechem Division) · Sniper Rifle · 1998