TENCH (SS-417) 
- TYPE: Submarine
- DISPLACEMENT SURFACED: 1,860 t (1,870 tnes)
- DISPLACEMENT SUBMERGED: 2,420 t (2,467 tnes)
- MACHINERY: Two Screws, Diesel/Electric Motors;
5,400/2,740 hp - LENGTH: 307 ft (93.6 m)
- BEAM: 27.25 ft (8.3 m)
- DRAUGHT: 15,25 ft (4.6 m)
- PERFORMANCE SURFACED: 20 knots
- PERFORMANCE SUBMERGED: 10 knots
- ARMAMENT: 10 21in TT; 2 5.9in gun
- SURFACE RANGE: 12,152 nm (22,518 km)
at 10 knots - CREW: 85
- LAUNCHED: July 7, 1944