As of 2013, the Mk 12 cannon is still in use in Skyhawks of the Argentine Air Force and the Brazilian Navy.
cannon | Cannon | Cannon (TV series) | Colt's Manufacturing Company | Colt Brennan | Colt | Nick Cannon | George Q. Cannon | Billy Cannon | V-3 cannon | Oerlikon 20 mm cannon | Joseph Gurney Cannon | Cannon and Ball | MG 151 cannon | Dyan Cannon | Cannon Street | Tommy Cannon | Samuel P. Colt | Samuel Colt | Mitsubishi Colt | Lawrence Cannon | Donald Q. Cannon | Colt McCoy | Colt (horse) | Chris Cannon | The Cannon Group | Lou Cannon | Harry Colt | Colt Single Action Army | colt |