23 mm caliber
23 mm caliber is a specific size of cannon or autocannon ammunition.
This ammunition size has not been widely used. Examples of armaments using it are:
- 23x152 mm caliber, used on Ilyushin Il-2 attack plane as well as on later Soviet anti-aircraft guns
- 23x115 mm caliber, used on many Soviet and Russian airplanes
See also
- 12.7 × 99 mm
- 12.7 × 108 mm
- 14.5 × 114 mm
- 20 mm caliber
- 25 × 137 mm
- 40mm grenade
- Bofors 40 mm gun
- Caliber
- List of cartridges (weaponry), pistol and rifle