HMS C7


HMS C38 - a typical C-class submarine
Career (UK)
Name: HMS C7
Builder: Vickers, Barrow
Laid down: 9 December 1905
Launched: 15 February 1907
Commissioned: 23 May 1907
Fate: Sold for scrapping, 20 December 1919
General characteristics
Class and type: C-class submarine
Displacement: 287 long tons (292 t) (surfaced)
316 long tons (321 t) (submerged)
Length: 143 ft 2 in (43.64 m)
Beam: 13 ft 6 in (4.11 m)
Installed power: 600 hp (450 kW) (petrol engine)
200 hp (150 kW) (electric motor)
Propulsion: 1 × Vickers petrol engine
1 × electric motor
1 × screw
Speed: 12 kn (14 mph; 22 km/h) (surfaced)
7 kn (8.1 mph; 13 km/h) (submerged)
Range: 1,500 nmi (1,700 mi; 2,800 km) at 7 kn (8.1 mph; 13 km/h) (surfaced)
50 nmi (58 mi; 93 km) at 4.5 kn (5.2 mph; 8.3 km/h) (submerged)
Complement: 16
Armament: 2 × 18 in (460 mm) torpedo tubes (2 torpedoes)

HMS C7 was a C-class submarine built by Vickers, Barrow-in-Furness for the Royal Navy. She was laid down on 9 December 1905 and was commissioned on 23 May 1907.

Service history

C7 sunk UC-68 off the Schouwen Bank in the North Sea on 5 April 1917. (She is often mistakenly credited with sinking UC-68 on 5 April 1917 in the North Sea near Schowen, The Netherlands. However, this attack was made against UB-10, which survived.)

UC-68 departed on 10 March 1917 from Flanders for a 10-day patrol, but the boat never returned. UC-68 was most likely destroyed by her own mines on or about 13 March 1917 off Start Point in the English Channel. A wreck located at position 50.19.09N - 03.30.00W is thought to be that of UC-68 but could be that of UC-49.[1]

C7 was sold on 20 December 1919.

References