Mameli-class submarine
The Mameli-class submarine was one of the first classes of the submarines to be built for the Regia Marina after the First World War. Some of these boats played a minor role in the Spanish Civil War of 1936–1939 supporting the Spanish Nationalists. Of the four boats built in this class, all but one survived the Second World War.
Design and description
The Mameli class was one of the Regia Marina's first classes of submarines to be built after the First World War. They displaced surfaced and submerged. The submarines were long, had a beam of and a draft of. They had an operational diving depth of. Their crew numbered 49 officers and enlisted men.For surface running, the boats were powered by two diesel engines, each driving one propeller shaft. When submerged each propeller was driven by a electric motor. They could reach on the surface and underwater. On the surface, the Mameli class had a range of at ; submerged, they had a range of at.
The boats were armed with six torpedo tubes, four in the bow and two in the stern for which they carried a total of 10 torpedoes. They were also armed with a single [Cannon 102/35 Model 1914|] deck gun forward of the conning tower for combat on the surface. Their anti-aircraft armament consisted of two single [Breda Model 1931 Machine Gun|] machine guns.
Ships
SOURCES| Ship | Builder | Laid down | Launched | Commissioned | Fate |
| Cantieri navali Tosi di Taranto, Taranto | 27 August 1925 | 19 June 1927 | 19 January 1929 | Sunk by 31 March 1941 | |
| Cantieri navali Tosi di Taranto, Taranto | 21 September 1925 | 1 April 1928 | 20 January 1929 | Stricken 1 February 1948 | |
| Cantieri navali Tosi di Taranto, Taranto | 17 August 1925 | 20 January 1929 | Stricken 1 February 1948 | ||
| Cantieri navali Tosi di Taranto, Taranto | 25 May 1928 | 20 August 1929 | Stricken 1 February 1948 |