HMS G11

	G11 submarine before bow modification by William Lionel Wyllie
History
United Kingdom
Name	G11
Builder	Vickers, Barrow in Furness
Laid down	28 March 1915
Launched	22 February 1916
Commissioned	13 May 1916
Fate	Wrecked off Howick, Northumberland, 22 November 1918 NU261176
General characteristics
Class & type	G-class submarine
Displacement	703 long tons (714 t) (surfaced); 837 long tons (850 t) (submerged);
Length	188 ft 8 in (57.51 m)
Beam	22 ft 8 in (6.91 m)
Draught	13 ft 7 in (4.14 m)
Installed power	1,600 bhp (1,200 kW) (diesel); 840 hp (630 kW) (electric motor);
Propulsion	2 × diesel engines; 2 × electric motors; 2 × shafts;
Speed	14.5 kn (16.7 mph; 26.9 km/h) (surfaced); 10 kn (12 mph; 19 km/h) (submerged);
Range	3,160 nmi (3,640 mi; 5,850 km) at 10 kn (12 mph; 19 km/h) (surfaced); 95 nmi (109 mi; 176 km) at 3 kn (3.5 mph; 5.6 km/h) (submerged);
Capacity	44.14 long tons (44.85 t) diesel fuel
Complement	31
Armament	1 × 3 in (76 mm) gun, 1 × 12-pounder gun, 4 × 18-inch (450-mm) torpedo tubes (2 bow, 2 beam), 1 × stern 21 inch torpedo tube (10 torpedoes, all tubes combined)

HMS G11 was a G-class submarine of the Royal Navy in service during the First World War. One of six of her class built by Vickers at Barrow in Furness, she was launched on 22 February 1916, and commissioned on 13 May 1916.