The so-called “Gatling” design relies on electric ... In 1952 GE produced three different guns; .60 caliber, 20mm, and 27mm. After extensive testing, the 20mm version was selected for further ...

T he 3D-printed insert allows to address a design issue of the machinery used to handle 20 mm munitions for the M61 Vulcan Gatling gun, demonstrating the increasing use of additive manufacturing ...