HMS Vanguard (S28)

	HMS Vanguard at Faslane
History
United Kingdom
Name	HMS Vanguard
Ordered	30 May 1986
Builder	Vickers Shipbuilding and Engineering Ltd, Barrow-in-Furness
Laid down	3 September 1986
Launched	4 March 1992
Sponsored by	Diana, Princess of Wales
Commissioned	14 August 1993
Homeport	HMNB Clyde, Argyll, Scotland
Status	In active service
Badge
General characteristics
Class & type	Vanguard-class submarine
Displacement	15,900 tonnes, submerged
Length	149.9 m (491 ft 10 in)
Beam	12.8 m (42 ft 0 in)
Draught	12 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);
Speed	In excess of 25 knots (46 km/h; 29 mph), submerged
Range	Only limited by food and maintenance requirements.
Complement	135
Sensors &; 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: Lockheed Trident II D5 SLBMs with up to 12 MIRVed Holbrook Mk-4A (100 ktTNT) nuclear warheads each;

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.

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.

History
HMS Vanguard at Faslane
United Kingdom
Name	HMS Vanguard
Ordered	30 May 1986
Builder	Vickers Shipbuilding and Engineering Ltd, Barrow-in-Furness
Laid down	3 September 1986
Launched	4 March 1992
Sponsored by	Diana, Princess of Wales
Commissioned	14 August 1993
Homeport	HMNB Clyde, Argyll, Scotland
Status	In active service
Badge
General characteristics
Class & type	Vanguard-class submarine
Displacement	15,900 tonnes, submerged
Length	149.9 m (491 ft 10 in)
Beam	12.8 m (42 ft 0 in)
Draught	12 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)
Speed	In excess of 25 knots (46 km/h; 29 mph), submerged
Range	Only limited by food and maintenance requirements.
Complement	135
Sensors & 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: Lockheed Trident II D5 SLBMs with up to 12 MIRVed Holbrook Mk-4A (100 kt_TNT) nuclear warheads each