23×152mmB

Photo coming soon: side view on a transparent background, with author and license.

Key specs

Type: Rifle
Origin: Soviet Union
Introduced: 1941
Case type: belted, bottleneck
Bullet diameter: 23.00 mm
Case length: 151.00 mm
Typical bullet: 2932.2 gr
Typical velocity: 980 m/s
Typical energy: 88,917 J

Sources

Wikipedia: 23×152mmB, Wikipedia