Brin-class submarine

Class overview
Name	Brin-class submarines
Builders	Tosi
Operators	Regia Marina
Preceded by	Archimede class
Succeeded by	Liuzzi class
Built	1936–1939
In commission	1938–1948
Completed	5
Lost	4
Scrapped	1
General characteristics
Type	Submarine
Displacement	1,000 tonnes (984 long tons) surfaced; 1,245 tonnes (1,225 long tons) submerged;
Length	72.47 m (237 ft 9 in)
Beam	6.68 m (21 ft 11 in)
Draft	4.54 m (14 ft 11 in)
Installed power	3,000 bhp (2,200 kW) (diesels); 1,300 hp (970 kW) (electric motors);
Propulsion	Diesel-electric; 2 × diesel engines; 2 × electric motors;
Speed	17.3 knots (32.0 km/h; 19.9 mph) surfaced; 8 knots (15 km/h; 9.2 mph) submerged;
Range	9,000 nmi (17,000 km; 10,000 mi) at 7.8 knots (14.4 km/h; 9.0 mph) surfaced; 90 nmi (170 km; 100 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	80 m (260 ft)
Complement	58
Armament	8 × 533 mm (21 in) torpedo tubes (4 bow, 4 stern); 1 × 100 mm (3.9 in) deck gun; 2 × twin 13.2 mm (0.52 in) machine guns;

The Brin-class submarine was a group of five long-range submarines built for the Royal Italian Navy (Regia Marina) during the 1930s.

Class overview

Name	Brin-class submarines
Builders	Tosi
Operators	Regia Marina
Preceded by	Archimede class
Succeeded by	Liuzzi class
Built	1936–1939
In commission	1938–1948
Completed	5
Lost	4
Scrapped	1
General characteristics
Type	Submarine
Displacement	1,000 tonnes (984 long tons) surfaced 1,245 tonnes (1,225 long tons) submerged
Length	72.47 m (237 ft 9 in)
Beam	6.68 m (21 ft 11 in)
Draft	4.54 m (14 ft 11 in)
Installed power	3,000 bhp (2,200 kW) (diesels) 1,300 hp (970 kW) (electric motors)
Propulsion	Diesel-electric 2 × diesel engines 2 × electric motors
Speed	17.3 knots (32.0 km/h; 19.9 mph) surfaced 8 knots (15 km/h; 9.2 mph) submerged
Range	9,000 nmi (17,000 km; 10,000 mi) at 7.8 knots (14.4 km/h; 9.0 mph) surfaced 90 nmi (170 km; 100 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	80 m (260 ft)
Complement	58
Armament	8 × 533 mm (21 in) torpedo tubes (4 bow, 4 stern) 1 × 100 mm (3.9 in) deck gun 2 × twin 13.2 mm (0.52 in) machine guns