SEAL (N37) 
- TYPE: Submarine
- DISPLACEMENT SURFACED: 1,500 t (1,524 tnes)
- DISPLACEMENT SUBMERGED: 2,053 t (2,086 tnes)
- MACHINERY: Twin Screws, Diesel/Electric
Motors; 3,300/1,630 hp - LENGTH: 267 ft (81.5 m)
- BEAM: 29.75 ft (9 m)
- DRAUGHT: 13.75 ft (4.19 m)
- PERFORMANCE SURFACED: 15 knots
- PERFORMANCE SUBMERGED: 8.75 knots
- ARMAMENT: 6 21in TT; 1 4in gun
- SURFACE RANGE: 5,500 nm (10,191 km)
at 10 knots - CREW: 61
- LAUNCHED: September 7, 1938