Infantry Weapons

GAU-19 machine gun

Also known as

GAU-19 Weapon System
GAU-19/A
GAU-19/B

Fulcrum Concepts' GAU-19 machine gun is a lightweight three-barrel Gatling gun family for air, land, and sea mounts. The current weapon system uses .50 caliber M9-linked ammunition, electric drive, and roughly 1,300 rounds per minute.

GAU-19 machine gun, machine gun, Infantry Weapons

Image source: Fulcrum GAU-19 Weapon System

Profile / Specs

Profile

Origin: United States
Built by: Fulcrum Concepts, LLC
Type: machine gun

machine gun heavy machine gunrotary machine gunaircraft armament

Specifications

Caliber: .50 caliber / 12.7 mm
Action: Three-barrel Gatling, electrically driven
Feed: NATO-qualified .50 caliber (12.7 mm) M9-linked ammunition
Rate of fire: 1,300 rounds per minute
Power: 24-32 VDC electric drive
Weight: 575 lb at 1,300 shots/min
Mounts: Air, land, and sea operations

Carrier Aircraft

The GAU-19 weapon system is documented on the AH-60 as part of the helicopter's armament fit.

Carrier

Carrier type

Carriage evidence

AH-60L Arpia, Armed utility / attack helicopter, Aircraft & UAVs

Attack helicopter

The AH-60 IV fact sheet lists four GAU-19 machine guns among the helicopter's armament.

Sources: AH-60 fact sheet

Service And Conflict Use

Service History

In service: Field-proven on air, land, and sea mounts by US and allied forces.

Media

GAU-19 machine gun Images

GAU-19 machine gun, machine gun, Infantry Weapons - view 1 — Source: Fulcrum GAU-19 Weapon System

GAU-19 machine gun, machine gun, Infantry Weapons - view 2 — Source: Fulcrum GAU-19 Weapon System

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Sources

Fulcrum GAU-19 Weapon SystemPublisher: Fulcrum Concepts | Note: Supports the GAU-19's three-barrel Gatling design, .50 caliber M9-linked ammunition, 1,300 rpm rate of fire, air-land-sea mounting, GAU-19/A to /B conversion, and product image provenance. | Accessed: 2026-06-27 Fulcrum ConceptsPublisher: Fulcrum Concepts | Note: Supports Fulcrum Concepts, LLC being based in Mattaponi, Virginia, United States. | Accessed: 2026-06-27 AH-60 fact sheetPublisher: Fuerza Aeroespacial Colombiana | Note: Supports the AH-60 IV armament listing that includes four GAU-19 machine guns. | Accessed: 2026-06-27