HMS Shannon (1875)

The eighth HMS Shannon was the first British armoured cruiser. She was the last Royal Navy ironclad to be built which had a propeller that could be hoisted out of the water to reduce drag when she was under sail, and the first to have an armoured deck.

HMS Shannon as she appeared after her 1881 refit.
History
United Kingdom
NameHMS Shannon
BuilderPembroke Dockyard
Laid down29 August 1873
Launched11 November 1875
Commissioned17 September 1877
FateSold for scrapping 12 December 1899
General characteristics
Displacement5,670 tons
Length260 ft (79 m)
Beam54 ft (16.5 m)
Draught22 ft 3 in (6.78 m)
Propulsion
  • Sail
  • As built, with 24,000 sq ft (2,200 m2) of sail
  • reduced shortly afterwards to 21,500 sq ft (2,000 m2)
  • Coal fired Laird compound horizontal steam engine
  • 8 × cylindrical boilers
  • single screw
  • 3,370 ihp (2,510 kW)
Speed12.25 knots (22.69 km/h; 14.10 mph) maximum
Range
  • Bunker capacity originally 280 tons coal
  • later increased to 560 tons
  • sails allowed range only limited by food and water capacity.
Complement452
Armament
  • 2 × 10-inch (254 mm) muzzle-loading rifled guns
  • 7 × 9-inch (229 mm) muzzle-loading rifled guns
  • From 1881: 6 x 20-pounder (9 kg) breech-loading guns
  • From 1881: 4 x torpedo tubes
Armour
  • Belt: 6 to 9 in (150 to 230 mm) on 10 to 13 in (250 to 330 mm) teak
  • Deck: 1.5 to 3 in (38 to 76 mm)
  • Bulkheads: 8 to 9 in (200 to 230 mm)
  • Conning tower: 9 in (230 mm)
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