M39 cannon
E1186646
UNEXPLORED
The M39 cannon is a 20 mm American revolver-type autocannon widely used in early Cold War jet fighters, valued for its high rate of fire and reliability in air-to-air and air-to-ground roles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M39 cannon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T15970293 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: M39 cannon Context triple: [MG 213 cannon, influenced, M39 cannon]
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A.
MG 131 machine gun
The MG 131 machine gun was a German 13 mm aircraft-mounted heavy machine gun used extensively by the Luftwaffe during World War II for defensive and offensive armament on various combat aircraft.
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B.
MG 213 cannon
The MG 213 cannon was an experimental German 20/30 mm revolver aircraft cannon developed by Mauser during World War II that pioneered the revolver cannon design used in many postwar aircraft guns.
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C.
Type 24 machine gun
The Type 24 machine gun was a Chinese-produced copy of the German MG 08, widely used by the National Revolutionary Army during the early 20th century.
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D.
12.7 mm M2 machine gun
The 12.7 mm M2 machine gun is a heavy, belt-fed, air-cooled Browning-designed weapon widely used by militaries around the world for vehicle, aircraft, and infantry support roles.
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E.
Mauser BK-27 27 mm cannon
The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: M39 cannon Target entity description: The M39 cannon is a 20 mm American revolver-type autocannon widely used in early Cold War jet fighters, valued for its high rate of fire and reliability in air-to-air and air-to-ground roles.
-
A.
MG 131 machine gun
The MG 131 machine gun was a German 13 mm aircraft-mounted heavy machine gun used extensively by the Luftwaffe during World War II for defensive and offensive armament on various combat aircraft.
-
B.
MG 213 cannon
The MG 213 cannon was an experimental German 20/30 mm revolver aircraft cannon developed by Mauser during World War II that pioneered the revolver cannon design used in many postwar aircraft guns.
-
C.
Type 24 machine gun
The Type 24 machine gun was a Chinese-produced copy of the German MG 08, widely used by the National Revolutionary Army during the early 20th century.
-
D.
12.7 mm M2 machine gun
The 12.7 mm M2 machine gun is a heavy, belt-fed, air-cooled Browning-designed weapon widely used by militaries around the world for vehicle, aircraft, and infantry support roles.
-
E.
Mauser BK-27 27 mm cannon
The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.