Fidonisy-class destroyer

Fidonisy-class destroyers maneuvering in close formation
Class overview
Name	Fidonisy class
Builders	Naval Shipyard, Nikolayev
Operators	Imperial Russian Navy  Soviet Navy Bulgarian Navy
Preceded by	Derzky class
Succeeded by	Opytny
Cost	2.2 million rubles each
Built	1915–1924
In commission	1916–1956
Planned	20
Completed	8
Cancelled	12
Lost	7
Scrapped	1
General characteristics (Fidonisy as built)
Type	Destroyer
Displacement	1,326 long tons (1,347 t) (normal) 1,745 long tons (1,773 t) (full load)
Length	92.51–93.26 m (303 ft 6 in – 306 ft 0 in)
Beam	9.05–9.07 m (29 ft 8 in – 29 ft 9 in)
Draught	3.2–3.81 m (10 ft 6 in – 12 ft 6 in)
Installed power	5 Thornycroft boilers 29,000 shp (22,000 kW)
Propulsion	2 shafts; 2 steam turbines
Speed	31 knots (57 km/h; 36 mph)
Range	1,850 nmi (3,430 km; 2,130 mi) at 18 knots (33 km/h; 21 mph)
Complement	136
Armament	4 × single 102 mm (4 in) guns 2 × single 40 mm (2 in) AA guns 4 × single 7.62 mm (0.3 in) machine guns 4 × triple 450 mm (17.7 in) torpedo tubes 80 mines
General characteristics (1943)
Displacement	1,760 t (1,730 long tons) full load
Armament	4 × single 102 mm guns 2 × single 45 mm (1.8 in) AA guns 5 × single 37 mm (1.5 in) AA guns 2 × single 20 mm (0.8 in) AA guns 2 × single 12.7 mm (0.5 in) machine guns 4 × triple 450 mm torpedo tubes 80 mines

The Fidonisy class, also known as the Kerch class, were a group of eight destroyers built for the Black Sea Fleet of the Imperial Russian Navy during World War I. They participated in World War I, the Russian Civil War, and World War II.