Military Periscope Logo

20-mm M621

Country of Origin: France


Installed in helicopters and ground combat vehicles, the 20-mm M621 single-barreled cannon has been widely deployed. It is electrically fired with a gas-operated recoil mechanism. It can be fitted with either single or double flat ammunition feeds.

Development of the gun for French army use began in 1957 when it was designated AME 582; the airborne version, designated AME 621, began development in 1962.

The M621 was designed to fire the American M56 series of 20-mm ammunition used...

Please log in to continue reading.

Not yet a subscriber? Take a free trial.

Military Periscope gives you easy-to-use, integrated, open-source intelligence on…

  • More than 7,500 weapons systems and platforms
  • Nearly every country's armed forces
  • Militant organizations
laptop image

Try Military Periscope free for seven days

Military Periscope Logo

Your online source for military news, weapons, and nation's armed forces worldwide

Military Periscope FEDLINK information

Service ID: UC

Contract Number: LCFDL24D0002

Military Periscope is a product of GovExec.

600 New Hampshire Ave., Suite 510,

Washington DC, 20037, USA.

©Military Periscope 2024

All rights reserved. Redistribution of the content is prohibited without prior consent of Military Periscope.