Minigun
Design and variants

Minigun

Section Title: Design and variants
Table Section Text: None

US Army designation	US Air Force designation	US Navy designation	Description

XM134/M134	GAU-2/A	N/A	7.62×51mm NATO GE "Minigun" 6-barreled machine gun

N/A	GAU-2A/A	N/A	GAU-2/A variant; unknown differences

M134	GAU-2B/A	Mk 25 Mod 0	GAU-2A/A variant; unknown differences

N/A	GAU-17/A	N/A	GAU-2B/A variant; optimized for flexible use, uses either an MAU-201/A or MAU-56/A delinking feeder.

XM214 Microgun	N/A	N/A	Scaled-down variant of the XM134 firing the 5.56×45mm NATO round.

XM196	N/A	N/A	M134/GAU-2B/A variant; housing modified by addition of an ejection sprocket; for use in the XM53 armament subsystem on the AH-56 helicopter

Sentence(s)

M134 and XM196 Minigun versions are designated by the United States Army, GAU-2/A and GAU-17/A by the U.S. Air Force.

final_sentence: M134 and XM196 Minigun versions are designated by the United States Army, GAU-2/A and GAU-17/A by the U.S. Air Force.