Albacore-class gunboat (1883)

HMS Watchful
Class overview
Name	Albacore class
Builders	Laird Brothers, Birkenhead
Operators	Royal Navy
Preceded by	Banterer class
Succeeded by	Bramble class
Built	1883
In commission	1884–1907
Completed	3
Retired	3
General characteristics [1]
Type	Composite screw gunboat
Displacement	560 tons standard
Length	135 ft 0 in (41.1 m) pp
Beam	26 ft 6 in (8.1 m)
Draught	10 ft 3 in (3.1 m)
Depth of hold	11 ft 6 in (3.5 m)
Installed power	650 ihp (480 kW)
Propulsion	2-cylinder compound-expansion steam engine Single screw
Speed	10.7 kn (19.8 km/h)
Crew	60
Armament	2 × 5-inch/50-pdr (38cwt) breech-loading guns[Note 1] 2 × 4-inch/20-pdr breech-loading guns 2 × machine guns

The Albacore-class gunboat was a class of three gunboats built for the Royal Navy in 1883. The name had already been used for a class of 98 gunboats built during the Great Armament of the Crimean War.

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