HMS Antrim (D18)

HMS Antrim in 1976
History
United Kingdom
Name	HMS Antrim
Namesake	County Antrim
Ordered	5 January 1965
Builder	Upper Clyde Shipbuilders
Laid down	20 January 1966
Launched	19 October 1967
Sponsored by	Mrs Roy Mason, wife of then Minister of Defence (Equipment), Roy Mason
Commissioned	14 July 1970
Decommissioned	1984
Identification	Pennant number: D18
Honours and awards	Falklands War
Fate	Sold to Chile on 22 June 1984
Chile
Name	Almirante Cochrane
Namesake	Thomas Cochrane
Acquired	22 June 1984
Decommissioned	7 December 2006
Fate	Sold for scrap 11 December 2010
General characteristics
Class and type	County-class destroyer
Displacement	6,200 tons (6,800 tons full load)
Length	522 ft (159 m)
Beam	53 ft (16 m)
Draught	20 ft (6.1 m)
Propulsion	COSAG (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 carried	1 × Wessex HAS Mk 3 helicopter
Aviation facilities	Flight deck and enclosed hangar for embarking one helicopter

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.