Etna is the fifth Italian ship to bear the name. She was ordered in July 1995, and was built by
Fincantieri at the Riva Trigoso Naval Shipyard.
Etna is designed as a support ship able to supply a larger squadron at sea. As such, she has the capability to refuel ships, produce fresh water, and carry cargo. She has a cargo capacity of up to 5,795 tons of diesel fuel, 1,585 tons of aviation fuel for aircraft on
aircraft carriers, 160 tons of fresh water, up to twelve containers, for about total 2,000 m3 of solid goods. She has a
length between perpendiculars of , and an overall length of . Her beam is , and she draws . She is powered by two
Sulzer diesel engines, which drive two propellers through reduction gearing. This system gives
Etna a speed of , though she has the greatest range () at a speed of .
Armament Etna is equipped with minimal armament and an
electronic warfare support measures system. The ship is also equipped with an
Alenia Marconi Systems radar, a Selex command system and an Elmer MAC communications system. ==Service history==