Italian submarine Berillo

Career (Italy)
Name: Berillo
Builder: CRDA, Monfalcone
Launched: 14 June 1936
Fate: Scuttled, 2 October 1940
General characteristics
Type: Perla-class submarine
Displacement: 680 long tons (691 t) surfaced
844 long tons (858 t) submerged
Length: 60.18 m (197 ft 5.3 in)
Beam: 6.45 m (21 ft 1.9 in)
Draught: 4.7 m (15 ft 5.0 in)
Propulsion: 2 shafts
2 Diesel engines, 1,400 hp (1,000 kW)
2 Electric motors, 800 hp (600 kW)
Speed: 14 knots (26 km/h; 16 mph) surfaced
7.5 knots (13.9 km/h; 8.6 mph) submerged
Range: 5,000 nmi (9,300 km; 5,800 mi) at 8 kn (15 km/h; 9.2 mph) surfaced
74 nmi (137 km; 85 mi) at 4 kn (7.4 km/h; 4.6 mph) submerged
Test depth: 70–80 m (230–260 ft)
Complement: 45
Armament: 6 × 533 mm (21 in) torpedo tubes (4 bow, 2 stern)
1 × 100 mm (3.9 in) gun
4 × 13.2 mm anti-aircraft guns
12 torpedoes

The Italian submarine Berillo were a Perla-class submarine built for the Italian Navy in the 1930s. The boat was scuttled by her own crew after having been surprised on the surface by two British destroyers in October 1940.