SS-56 N-4
Specifications | |
| Displacement (Surface) | 340 tons |
| Displacement (Submerged) | 415 tons |
| Length | 147' 3" |
| Beam | 12' 4" |
| Draft | 12' 4" |
| Powerplant | diesel-electric, Busch Sulzer Brothers Diesel Engine Co., diesel engines |
| Horsepower | 600 hp |
| Screws | 1 |
| Speed | Surfaced: 13 Submerged: 11 |
| Endurance | |
| Test Depth | 200' |
| Collapse Depth | |
| Armor | n/a |
| Armament | four 18" torpedo tubes, eight torpedoes |
| Aircraft | none |
| Complement | 3 officers 26 enlisted |
| Capacity | |
