Abercrombie-class monitor

The starboard profile of HMS Abercrombie off Gallipoli in July 1915
Class overview
Name	Abercrombie
Operators	Royal Navy
Preceded by	Humber class
Succeeded by	Lord Clive class
Completed	4
Lost	1
Scrapped	3
General characteristics [1]
Type	Monitor
Displacement	6,150 long tons (6,249 t)
Length	334 ft 6 in (101.96 m) oa
Beam	90 ft 2 in (27.48 m)
Draught	10 ft (3.0 m)
Installed power	2,310 ihp (1,720 kW)
Propulsion	2 × vertical triple expansion reciprocating engines, 2 × boilers, 2 × screws (HMS Raglan)
Speed	6+1⁄2 kn (12.0 km/h; 7.5 mph) (HMS Raglan)
Complement	198
Armament	2 × BL 14 inch gun Mk II 45 cal guns 2 × QF 12 pounder 18 cwt naval gun 1 × 3 pounder (47 mm) anti-aircraft gun 1 × 2-pounder Mark II anti-aircraft gun
Armour	Belt: 4 in (102 mm) Deck 2–1 in (51–25 mm) Barbettes: 8 in (203 mm) Turrets: 10 in (254 mm)
Aircraft carried	1 × seaplane (designed but seldom carried)

The Abercrombie class of monitors served in the Royal Navy during the First World War.