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Small armsIn service
Rotary heavy machine gun
GAU-19 is a rotary heavy machine gun originating in United States. It was built by Fulcrum Concepts. Reported operators include Colombia, Czechia, Egypt, Iraq, Japan, Mexico, Oman, Saudi Arabia, Thailand, Turkey, UAE, United States.
United StatesTechnical data
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 |
|---|---|---|---|
| 1 Oct 2026 | 1.36906 m | Wikipedia contributors | superseded |
| 1 Oct 2026 | 1.36906 m | Wikipedia contributors | approved |
Rotary heavy machine gun
United States
See History
General Electric
Fulcrum Concepts
GAU-19/A: 1983–present GAU-19/B: 2012–present
3-barrel or 6-barrel
GAU-19/A:138 lbs. (63kg) GAU-19/B:106 lbs. (48kg)
53.9 in. (1,369 mm)
36 in. (914 mm)
13.5 in. (343 mm)
15 in. (381 mm)
.50 BMG (12.7×99mm NATO)
3 or 6
Electric
1,000, 1,300 or 2,000 rounds per minute
2,910 fps (887 m/s)
1,800 m
6,000 m
linkless or M9 linked belt
Colombia : Used by Drug Enforcement troops , and the Colombian National Police , AH-60L ARPIA III/IV COIN attack helicopter, AC-47T CAS gunship
Czechia : 12 GAU-19B
Egypt
Iraq
Japan : Used by Japan Coast Guard , on PC Kagayuki class
Mexico : Used by the Mexican Air Force and the Mexican Navy on Humvees , UH-60 Black Hawks , and the MD Explorer
Oman : Used on Army HMMWV .
Saudi Arabia : Used on AH6i
Thailand : 4 GAU-19/B for use on AH6i
Turkey
UAE : Used on S70M Blackhawks , Bell 407 , naval vessels and HMMWVs .
United States
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
GAU-19 equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Colombia
Czechia
Egypt
Iraq
Japan
Mexico
Oman
Saudi Arabia
Thailand
Türkiye
United Arab Emirates United StatesColombia, Czechia, Egypt, Iraq, Japan, Mexico, Oman, Saudi Arabia, Thailand, Turkey, UAE, United States
Equipment reference ↗