British V class submarine (1914)

British V-class submarine (example: HMS V3)
Class overview
Builders:	Vickers, Barrow
Operators:	Royal Navy
Completed:	4
General characteristics
Displacement:	391 tons surfaced / 457 tons submerged
Length:	45.0 m (147 ft 8 in)
Beam:	5.0 m (16 ft 5 in)
Draught:	3.5 m (11 ft 6 in)
Propulsion:	2 shaft Vickers 8-cyl Diesels, 2 Electric motors, 900 / 380 hp
Speed:	14 knots (26 km/h; 16 mph) surfaced/ 8.5 knots submerged
Range:	3,000 nmi (5,600 km; 3,500 mi) at 9 knots (17 km/h; 10 mph) surfaced
Complement:	20
Armament:	2 18 inch torpedo tubes - 4 torpedoes, 1 - 12-pounder gun

The British V class submarines were built by Vickers, Barrow during World War I in response to Scotts, Greenock building the British S class submarine (1914) and Armstrong Whitworth building the British W class submarine.

4 V class submarines were built.