HMS Emerald (D66)

Emerald at anchor
History
United Kingdom
Name	Emerald
Builder	Armstrong Whitworth, Newcastle-on-Tyne
Laid down	23 September 1918
Launched	19 May 1920
Commissioned	14 January 1926
Decommissioned	9 June 1948
Out of service	15 July 1933
Reclassified	In reserve between 1937 and 1939 In reserve between 1945 and 1947
Identification	Pennant number: 66 (Jan 26); I.66 (1936); D.66 (1940)[1]
Fate	Sunk as a target in 1947, scrapped in July 5 1948
General characteristics
Class and type	Emerald-class light cruiser
Displacement	7,580 long tons (7,700 t) standard 9,435 long tons (9,586 t) (full load)
Length	570 ft (173.7 m)
Beam	54.5 ft (16.6 m)
Draught	16.5 ft (5.0 m)
Installed power	Eight boilers 80,000 shp (60,000 kW)
Propulsion	4 shafts; geared steam turbines
Speed	33 knots (61 km/h; 38 mph)
Range	1,350 nautical miles (2,500 km; 1,550 mi) at 32 knots (59 km/h; 37 mph) 8,000 nautical miles (15,000 km; 9,200 mi) at 15 knots (28 km/h; 17 mph)
Complement	572 officers and ratings
Armament	Original configuration: 7 × single BL 6 in (150 mm) Mk XII guns 4 × 3-pounder (47 mm) "pom-pom" guns 3 × single 4 in (100 mm) anti-aircraft guns 4 × 21 in (533 mm) quadruple torpedo tubes. August 1939: 7 × 6 in (152 mm) single guns, 2 × quadruple 0.5 in MG guns, 4 × 3 pdr (47 mm) pom-pom single guns, 4 × 21 inch (533 mm) quadruples torpedo tubes. April 1943: 5 × 6 in (152 mm) single guns, 2 × 2 pdr (37 mm/40 mm) pom-poms quad guns, 4 × 3 pdr (47 mm) pom-pom single guns, 6 × 20 mm (0.8 in) dual power-operated guns, 4 × 21 in (533 mm) quadruples torpedo tubes. April 1944: 5 × 6 in (152 mm) single guns, 2 × 2 pdr (37 mm/40 mm) pom-poms quad guns, 4 × 3 pdr (47 mm) pom-pom single guns, 6 × 20 mm (0.8 in) single guns, 6 × 20 mm (0.8 in) dual power-operated guns, 4 × 21 in (533 mm) quadruples torpedo tubes.
Armour	Original configuration Side: 3 in (76 mm) (amidships), Side: 2.5–1.5 in (64–38 mm) (bow), Side: 2 in (51 mm) (stern), Deck: 1 in (25 mm)
Aircraft carried	One aircraft with one catapult Catapult later removed. A Fairey Seafox was carried in the early days of World War II

HMS Emerald was an Emerald-class light cruiser of the Royal Navy. She was built by Armstrong at Newcastle-on-Tyne, with the keel being laid down on 23 September 1918. She was launched on 19 May 1920 and commissioned 14 January 1926.