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 ...

It was also armed with an internal 20mm nose-mounted M-61 ‘Vulcan’ cannon. During its operational service, the F-4 Phantom ...

The M134 GAU-17 “Vulcan” cannon is a six-barreled ... In 1956 the gun was standardized as the M61 20mm cannon and entered service with both the United States Army and Air Force.

Initially lacking an internal gun, it was later equipped with a 20mm M61 Vulcan cannon to enhance dogfighting capabilities. -The F-4 also served effectively in ground-attack roles but faced ...