From the Smithsonian Channel

This Aircraft Carrier Cannon Fires 4,500 Rounds a Minute

Name: This Aircraft Carrier Cannon Fires 4,500 Rounds a Minute
Uploaded: 2018-06-27
Duration: 107740
Description: The Sea Wiz is the affectionate nickname given to a 20mm Vulcan Cannon on board the USS George H.W. Bush aircraft carrier. It fires 4,500 rounds a minute, can hit a target five miles away and has bullets that are twice the normal size.

The Sea Wiz is the affectionate nickname given to a 20mm Vulcan Cannon on board the USS George H.W. Bush aircraft carrier. It fires 4,500 rounds a minute, can hit a target five miles away and has bullets that are twice the normal size.

Smithsonian magazine | 1:47