Menon (weapon)
Menon was an anti-submarine mortar used by the Italian Navy during the Cold War. Introduced in 1956, it was used on the  and s and s until their retirement in the 1980s. Description
The Menon system fired a  projectile weighing  to a maximum range of . It fired 21 rounds in 70 seconds that covered an area of about . The initial version consisted of a three-barrel mortar in a rotating, enclosed mounting that was usually positioned forward of the superstructure, but aft of the gun mounts. This was replaced by the K 113 weapon with a single  barrel in the same type of mounting, albeit with a fixed elevation of 45°. By varying the gas vent valves in the three powder chambers, the weapon had a range between . The K 113 fired a seven-round pattern, loaded automatically from a seven-round cylinder. Short-barreled models were also used, although details are lacking. Cites

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305 mm artillery
Anti-submarine mortars
Explosive weapons
Naval weapons of the Cold War
Naval weapons of Italy
Military equipment introduced in the 1950s