Pegaso-class torpedo boat

Class overview

Builders	Pattison, Naples, Odero, Sestri Ponente
Operators	Regia Marina
Preceded by	Sirio class
Succeeded by	Orione class
Built	1904–1909
In commission	1905–1927
Completed	18
Lost	2
Retired	16
General characteristics
Type	High-Seas Torpedo boat
Displacement	210 t (210 long tons) (Perseo series) 216.5 t (213.1 long tons) (Cigno and Alcione series)
Length	50.05 m (164 ft 2 in) pp 50.35 m (165 ft 2 in) oa
Beam	5.3 m (17 ft 5 in)
Draught	1.725–1.775 m (5 ft 7.9 in – 5 ft 9.9 in)
Propulsion	2 × Vertical triple-expansion steam engines Coal-fired Thornycroft boilers 2,900 ihp (2,200 kW)
Speed	25 kn (46 km/h; 29 mph)
Range	300–350 nmi (350–400 mi; 560–650 km) at full speed
Complement	3 officer + 32–39 men
Armament	2× 57 mm/43 guns 1× 47 mm/43 gun 3× 450 mm (17.7 in) torpedo tubes

The Pegaso class was a class of 18 Italian sea-going steam-powered torpedo boats built between 1904 and 1909. They served in the Italo-Turkish War and the First World War, when one was sunk, and continued in use until the 1920s.