HMS Antrim (D18)

HMS Antrim was a County-class destroyer of the British Royal Navy launched on 19 October 1967. In the Falklands War, she was the flagship for the recovery of South Georgia, participating in the first ever anti-submarine operation successfully conducted exclusively by helicopters. In 1984, she was commissioned into the Chilean Navy, and renamed Almirante Cochrane.

For other ships with the same name, see HMS Antrim and Chilean ship Cochrane.

HMS Antrim in 1976
History
United Kingdom
NameHMS Antrim
NamesakeCounty Antrim
Ordered5 January 1965
BuilderUpper Clyde Shipbuilders
Laid down20 January 1966
Launched19 October 1967
Sponsored byMrs Roy Mason, wife of then Minister of Defence (Equipment), Roy Mason
Commissioned14 July 1970
Decommissioned1984
IdentificationPennant number: D18
Honours and
awards		Falklands War
FateSold to Chile on 22 June 1984
Chile
NameAlmirante Cochrane
NamesakeThomas Cochrane
Acquired22 June 1984
Decommissioned7 December 2006
FateSold for scrap 11 December 2010
General characteristics
Class and typeCounty-class destroyer
Displacement6,200 tons (6,800 tons full load)
Length522 ft (159 m)
Beam53 ft (16 m)
Draught20 ft (6.1 m)
PropulsionCOSAG (Combined steam and gas) turbines, 2 shafts
Armament
  • 2 × Fore-mounted twin-gunned turret with 4.5-inch (114 mm) guns Mark N6 ("B" Turret was later replaced by 4× MM38 Exocet missile launchers)
  • 2 × mountings for Oerlikon 20 mm cannon
  • 1 × Aft-mounted Seaslug GWS.2 SAM (24 missiles)
  • 2 × Quad mountings (port & starboard) for Seacat GWS-22 SAM (In Chilean service, the Seacat was replaced by Barak surface-to-air missile system)
  • 2 × triple-tube launchers for shipborne torpedoes. STWS 1.
Aircraft carried1 × Wessex HAS Mk 3 helicopter
Aviation facilitiesFlight deck and enclosed hangar for embarking one helicopter
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