List of autocannons

Autocannons are automatic guns with calibers of more than 20mm. There are many types including chain guns, rotary cannons and revolver cannons. They are being used as military aircraft main guns, warship guns and anti-aircraft weapons.

General autocannon

Caliber (mm)	Power source	Weapon name	Country of origin	Period
20	Internal	Berezin B-20	Soviet Union	World War II
20	Internal	Ho-1 cannon	Empire of Japan	World War II
20	Internal	Ho-3 cannon	Empire of Japan	World War II
20	Internal	M621 cannon	France	Cold War
20	Internal	MG 151 cannon	Nazi Germany	World War II
20	Internal	MG FF cannon	Nazi Germany	World War II
20	Internal	Oerlikon 20 mm cannon	Switzerland	World War II
20	Internal	Oerlikon FF	Switzerland	World War II
20	Internal	Rheinmetall MK 20 Rh 202	Germany	Cold War
20	Internal	ShVAK cannon	Soviet Union	World War II
20	Internal	Type 99 cannon	Empire of Japan	World War II
23	Internal	Afanasev Makarov AM-23	Soviet Union	Cold War
23	Internal	Nudelman-Rikhter NR-23	Soviet Union	Cold War
23	Internal	Nudelman-Suranov NS-23	Soviet Union	World War II
25	External	M242 Bushmaster	United States	Cold War
30	Internal	30 mm automatic cannon 2A42	Soviet Union	Cold War
30	Internal	Gryazev-Shipunov GSh-301	Soviet Union	Cold War
30	Internal	Ho-155 cannon	Empire of Japan	World War II
30	Internal	MK 101 cannon	Nazi Germany	World War II
30	Internal	MK 103 cannon	Nazi Germany	World War II
30	Internal	MK 108 cannon	Nazi Germany	World War II
30	Internal	Nudelman-Rikhter NR-30	Soviet Union	Cold War
30	Internal	RARDEN	United Kingdom	Cold War
30	Internal	Type 2 cannon	Empire of Japan	World War II
30	Internal	Type 5 cannon	Empire of Japan	World War II
30	External	M230 Chain Gun	United States	Cold War
30	External	Mk44 Bushmaster II	United States	Cold War
35	External	Bushmaster III	United States	Cold War
37	Internal	BK 37	Nazi Germany	World War II
37	Internal	COW 37 mm gun	United Kingdom	World War II
37	Internal	Ho-203 cannon	Empire of Japan	World War II
37	Internal	Ho-204 cannon	Empire of Japan	World War II
37	Internal	M4 cannon	United States	World War II
37	Internal	Nudelman N-37	Soviet Union	Cold War
37	Internal	Nudelman-Suranov NS-37	Soviet Union	World War II
37	Internal	QF 1 pounder pom-pom	United Kingdom	World War I
40	Internal	Ho-301 cannon	Empire of Japan	World War II
40	Internal	Vickers S gun	United Kingdom	World War II
45	Internal	Nudelman-Suranov NS-45	Soviet Union	World War II
57	Internal	Ho-401 cannon	Empire of Japan	World War II

Gatling cannon

Caliber (mm)	Power source	Weapon name	Country of origin	Period
20	External	M61 Vulcan	United States	Cold War
20	External	M197 Gatling gun	United States	Cold War
23	Internal	Gryazev-Shipunov GSh-6-23	Soviet Union	Cold War
25	External	GAU-12 Equalizer	United States	Cold War
30	External	GAU-8 Avenger	United States	Cold War
30	External	GAU-13	United States	Cold War
30	Internal	Gryazev-Shipunov GSh-6-30	Soviet Union	Cold War

Revolver cannon

Caliber (mm)	Power source	Weapon name	Country of origin	Period
20		M39 cannon	United States	Cold War
20		Mauser MG 213	Nazi Germany	World War II
20		ShVAK cannon	Soviet Union	World War II
23		Rikhter R-23	Soviet Union	Cold War
27		Mauser BK-27	Germany	Cold War
30	External	Rheinmetall RMK30	Germany	Modern
30		ADEN cannon	United Kingdom	Cold War
30		DEFA cannon	France	Cold War
30		GIAT 30	France	Cold War
35		Oerlikon Millennium 35 mm Naval Revolver Gun System	Switzerland	Modern

Revolving cannon

Caliber (mm)	Weapon name	Country of origin	Period
32	Puckle gun	United Kingdom	1718
42	Hotchkiss Revolving Cannon	France	19th century

See also

• Autocannon
• Chain gun
• Gatling gun
• Minigun
• Revolver cannon