County-class destroyer

The County class was a class of British guided missile destroyers, the first such warships built by the Royal Navy. Designed specifically around the Seaslug anti-aircraft missile system, the primary role of these ships was area air defence around the aircraft carrier task force in the nuclear-war environment.

HMS Kent at Portsmouth in 1989
Class overview
Builders
Operators
Preceded byDaring class
Succeeded byType 82
Subclasses
  • Batch 1
  • Batch 2
In commission16 November 1962 – 22 September 2006
Completed8
Cancelled2
Laid up2
Lost0
General characteristics
TypeDestroyer
Displacement6,200 tons
Length520 ft (160 m)
Beam54 ft (16 m)
Draught21 ft (6.4 m)
Propulsion
  • COSAG on 2 shafts;
  • 2× Babcock & Wilcox boilers, geared steam turbines, 30,000 shp (22,000 kW)
  • 4× Metrovick G6 gas turbines, 30,000 shp
Speed30 knots (56 km/h; 35 mph)
Range3,500 nautical miles (6,500 km; 4,000 mi)
Complement471 (33 officers, 438 ratings)
Sensors and
processing systems
Type 903 radar (MRS-3 system)
Armament
  • 2× fore-mounted twin-gunned turret with 4.5-inch (113 mm) guns Mark N6 (Batch 2's turret "B" was later replaced by 4× MM38 Exocet missile launchers)
  • 2× mountings for Oerlikon 20 mm cannon
  • 1× aft-mounted Seaslug GWS.1 or GWS.2 surface to air missile system (24 missiles)
  • 2× mountings (port & starboard) for Seacat GWS-22 SAM
  • 2× triple-tube launchers for shipborne torpedoes
Aircraft carried1× Wessex HAS Mk 3 helicopter
Aviation facilitiesFlight deck and enclosed hangar for embarking one helicopter

Eight ships were built and entered service. Two served in the British naval task force in the Falklands War in 1982. After leaving British service, four ships were sold to the Chilean Navy and one to the Pakistan Navy.

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