CAGNI 
- TYPE: Submarine
- DISPLACEMENT SURFACED: 1,504 t (1,528 tnes)
- DISPLACEMENT SUBMERGED: 1,680 t (1,707 tnes)
- MACHINERY: Two Screws, Diesel/Electric
Motors; 4,370/1,800 hp - LENGTH: 200.4 ft (87.9 m)
- BEAM: 17.6 ft (7.76 m)
- DRAUGHT: 13 ft (5.72 m)
- PERFORMANCE SURFACED: 17 knots
- PERFORMANCE SUBMERGED: 9 knots
- ARMAMENT: 14 450mm TT; 2 100mm guns
- SURFACE RANGE: 12,000 nm (22,236 km)
at 11 knots - CREW: 85
- LAUNCHED: July 20, 1940