USS O-12 (SS-73), an O-11-class submarine (1917–1931) which carried the name Nautilus during a civilian arctic expedition in 1931
Nautilus, a cephalopod which is the namesake of these vessels
This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.