| name | image | Ammunition | type | Barrel length (m) | Caliber (m) | Crew | date designed | date end service | date start service | Engine | Height (m) | Country | continent | place of origin | Initial speed (m/s) | Length (m) | mass (kg) | Number built | Operational range (m) | Rate of fire (round/minute) | Speed (m/s) | Width (m) | Military Vehicle |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zastava M21 |  | Firearm | 0 | 2004 | Serbia | Europe | Serbia | 4 | 2,004 | 450 | 680 | 925 | |||||||||||
| 7.62×39mm |  | Intermediate cartridge | 1946 | 1939 | 0 | Soviet union | 0 | 1,948 |