GAU-7 cannon

The Ford - Philco GAU -7 / A was a by the USAF in the late 1960s initiated, but a failed program to a new machine cannon to replace the M61 Vulcan for the McDonnell Douglas F -15 Eagle to develop.

The GAU -7 / A was a Gatling gun in caliber 25 mm, which caseless ammunition missed. You should have a higher effective range and penetration than the 20 -mm Vulcan. With the caseless cartridge accounted for the discharge of the empty tube. In the normal cartridge sleeve either be recycled or discharged into the magazine must be in fighter aircraft, this is often a problem.