M13

M13, M-13 or M13 may refer to:

==Military== Fiat M13/40, an Italian tank used in World War II M13 Half-track, a U.S. anti-aircraft gun used in World War II M13 link, a machine gun's ammunition link M-13 rocket, a version of the Soviet World War II RS-82 rocket M13 revolver, a lightweight version of either the Smith & Wesson Model 12 or the Colt Cobra pistol for U.S. Air Force crews