SM_U-42
SM U-42
Pacinotti-class submarine of the Italian Navy
SM U-42 was a submarine ordered for construction by the Imperial German Navy. The vessel was designed by the naval engineer Cesare Laurenti,[1] and laid down on 18 August 1913 in Italy at Società FIAT-San Giorgio, Muggiano, La Spezia.[1] It served as the basis for the design of the Pacinotti-class submarines. The vessel was confiscated by the Italian government after entering the World War I. The vessel was renamed Balilla and served with the Royal Italian Navy (Regia Marina) until sunk in a battle on 14 July 1916 with two torpedo boats.