HMS F3

History
Name:	HMS F3
Builder:	John I. Thornycroft & Company
Laid down:	12 October 1914
Launched:	9 February 1916
Fate:	Broken up, Portsmouth Dockyard 1920
General characteristics
Class and type:	F class submarine
Displacement:	353 long tons (359 t) surfaced 525 long tons (533 t) submerged
Length:	151 ft (46.0 m)
Beam:	16 ft 1.25 in (4.91 m)
Draught:	10 ft 7 in (3.23 m)
Propulsion:	2 shaft diesels, 2 electric motors, 900bhp/400shp
Speed:	14.5 knots (26.9 km/h; 16.7 mph) surfaced 8.75 knots (16.21 km/h; 10.07 mph) submerged
Range:	3,000 nmi (5,600 km) at 9 kn (17 km/h; 10 mph)
Complement:	19
Armament:	3 × 18 in (45 cm) torpedo tubes (2 bow/1 stern), 6 torpedoes 1 × 2-pounder deck gun

HMS F3 was a British F class submarine of the Royal Navy. She was built at John I. Thornycroft & Company, laid down 12 October 1914 and launched 9 February 1916.

F3 was broken up in Portsmouth in 1920.

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