Power & Performance
Those special qualities that separate one sea-going vessel design from another. Performance specifications presented assume optimal operating conditions for USS Piranha (SS-389).
4 x Fairbanks-Morse Model 38D8-1/3 10 cylinder diesel engines driving power to eletric generators; 4 x Elliott electric motors; 2 x 126-cell Sargo batteries; 2 x propellers.
Propulsion
20.3 kts
23.3 mph
Surface Speed
8.8 kts
10.1 mph
Submerged Speed
10,999 nm
12,658 miles | 20,371 km
Range