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Small arms1974–present
Submachine gun
FMK-3 submachine gun is a submachine gun originating in Argentina. It was built by Fabricaciones Militares. Reported operators include Argentina.
ArgentinaFMK-3 submachine gun
Unknown author Unknown author · Public domain · Resized · Public domain · Source ↗ · ModifiedSubmachine gun
Argentina
1974–present
Argentina
Argentine Dirty War Croatian War of Independence Falklands War Guatemalan Civil War Salvadoran Civil War
Fabricaciones Militares
1974–1993
85,000
See Variants
3.4 kg (7.5 lb) empty
523 mm (20.6 in), stock folded 693 mm (27.3 in), stock extended
290 mm (11.4 in)
9×19mm Parabellum
Blowback , open bolt
650 rounds/min
100 m
25, 32, and 40-round detachable box magazine
Flip up iron sights
Argentina
Bolivia
Croatia
Guatemala
El Salvador
Uruguay
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 29 Sept 2026 | 0.523 m | Wikipedia contributors | superseded |
| 29 Sept 2026 | 0.523 m | Wikipedia contributors | approved |
FMK-3 submachine gun equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Bolivia
Croatia
El Salvador
Guatemala
Peru
Uruguay