TENCH CLASS : Specifications
| Overall Length x Maximum Breadth: . | 311 ft. 8 in. x 27 ft. 3 in. . |
| Displacement: | 1,980-2,000 tons Surfaced; 2,415 tons Submerged. |
| Operating Depth: | 400 feet. |
| Maximum Speed: | 20.25 knots surfaced; 8.75 knots submerged. |
| Cruising Range: | 11,000 miles surfaced at 10 knots. |
| Torpedo Tubes: | 6 bow; 4 stern; max load = 28 |
| Deck Guns: | 1 or 2 5-in./25-cal. |
| Submerged Endurance: | 48 hours |
| Patrol Endurance: | 75 days. |
| Propulsion: | Diesel-electric direct with 4 main generator engines, 1 aux. generator. 2 main motors with 5,400 shaft horse power. 2 126-cell main storage batteries. |
| Watertight Compartments: | 8 plus conning tower |