MAST Technology, Inc., located inside of Lake City Army Ammunition Plant in Independence, Missouri, produces the M51A4N ammunition for the U.S. Army, Marines, and other State Department approved customers.
Plastic (Nylon Fiberglass Reinforced) One Piece Body with Steel Core and Rim. Used for training and practice, system set up and prove out with Linked weapon systems for M61 Vulcan.
NSN: 1305-01-448-9275
DODIC: AA20
NIIN: 014489275
Nomenclature: 20mm (20 x 102) Dummy Cartridge, M51A4N with Mk7 Mod 1 link