HMS Vanguard (S28)

The eleventh HMS Vanguard of the Royal Navy is the lead boat of her class of Trident ballistic missile-armed submarines. The submarine is based at Faslane, HMNB Clyde, Argyll, Scotland.

For other ships with the same name, see HMS Vanguard.

HMS Vanguard at Faslane
History
United Kingdom
NameHMS Vanguard
Ordered30 May 1986
BuilderVickers Shipbuilding and Engineering Ltd, Barrow-in-Furness
Laid down3 September 1986
Launched4 March 1992
Sponsored byDiana, Princess of Wales
Commissioned14 August 1993
HomeportHMNB Clyde, Argyll, Scotland
StatusIn active service
Badge
General characteristics
Class and typeVanguard-class submarine
Displacement15,900 tonnes, submerged
Length149.9 m (491 ft 10 in)
Beam12.8 m (42 ft 0 in)
Draught12 m (39 ft 4 in)
Propulsion
  • 1 × Rolls-Royce PWR2 nuclear reactor,
  • 2 × GEC turbines; 27,500 shp (20.5 MW)
  • 1 × shaft, pump jet propulsor
  • 2 × auxiliary retractable propulsion motors
  • 2 × Allen turbo generators (6 MW)
  • 2 × Paxman diesel alternators; 2,700 shp (2.0 MW)
SpeedIn excess of 25 knots (46 km/h; 29 mph), submerged
RangeOnly limited by food and maintenance requirements.
Complement135
Sensors and
processing systems
  • BAE Systems SMCS
  • Kelvin Hughes Type 1007 I-band navigation radar
  • Thales Underwater Systems Type 2054 composite sonar suite comprising: 
    • Marconi/Ferranti Type 2046 towed array sonar 
    • Type 2043 hull-mounted active and passive search sonar 
    • Type 2082 passive intercept and ranging sonar
  • Pilkington Optronics CK51 search periscope
  • Pilkington Optronics CH91 attack periscope
Electronic warfare
& decoys
  • Two SSE Mk10 launchers for Type 2066 and Type 2071 torpedo decoys
  • RESM Racal UAP passive intercept
Armament
  • 4 × 21 inch (533 mm) torpedo tubes for:
    • Spearfish heavyweight torpedoes
  • 16 ballistic missile tubes for:
    • 16 × Lockheed Trident II D5 SLBMs (carrying up to 48 nuclear warheads)

Vanguard was built at Barrow-in-Furness by Vickers Shipbuilding and Engineering Ltd, later BAE Systems Submarine Solutions, was launched on 4 March 1992, and commissioned on 14 August 1993 in the presence of Diana, Princess of Wales.

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