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Trafalgar (S 107)

Built By: Vickers (Barrow)
Build Group: SSN 4b
Fate: 2009-12-04 Decommissioned. The first vessel of her class to be taken out of service. Trafalgar became the ninth decommissioned submarine to be stored in Plymouth while an ongoing MoD study decides how to dispose of them.

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Construction began in advance of contract. First of Trafalgar Class submarines Launched by Lady Fieldhouse wife of Admiral Sir John Fieldhouse The first British submarine to circumnavigate the globe

Events

 07-09-1977   Ordered from Vickers, Barrow
 25-04-1979   Laid Down
 01-07-1981   Launched
 27-05-1983   Completed
 08-10-2002   HMS Trafalgar hit rocks beneath 150 ft. of water about three miles off the Isle of Skye. The smash caused extensive damage, forcing the vessel to limp back into Faslane naval base. Two crew members were hurt in the impact, one breaking his nose and the other spraining his back.
 11-11-2009   HMS Trafalgar sailed into its Devon base for the final time prior to decommissioning. Its return was marked with a flypast by a navy Merlin helicopter.
 04-12-2009   Decommissioned. The first vessel of her class to be taken out of service.

Trafalgar became the ninth decommissioned submarine to be stored in Plymouth while an ongoing MoD study decides how to dispose of them.

Official
SSN 4b Specification
Primary Roles  Anti-submarine/surface vessel warfare
Secondary Roles  Land attack (optional), Minelaying, Designed for littoral, deep sea or world-wide deployment.
Length overall  91.7m
Beam  10.4m
Draught  10m (max)
Displacement   6,000 tons (surface)
  6,500 tons (submerged)
Diving Depth  over 300m
Speed  Submerged 32 knots (design)
No. of shafts  1
Reactor  1 x Rolls Royce PWR-2
Turbines  2 x GEC Turbines
Generators  2 x WH Allen turbo generators, 2 Paxman diesel alternators (2,800 hp)
Power  15,500 shp
Endurance  90 day patrol
Propulsion  Pump jet propulsor
Armament  5 x 533mm missile tubes
  Total of 38 weapons
  Sub Harpoon missiles (SSM)
  Spearfish torpedoes
  Tigerfish torpedoes
  Tomahawk missiles (SLCM)
  Mines (in lieu of torpedoes)
Countermeasures   2 x SSE Mk 10 Launchers for Type 2066 and 2071 decoys
  ESM; Racal UAP 3, passive intercept
Navigation  Kelvin Hughes Type 1007
Combat Data Systems  BAeSEMA SMCS
Weapons Control  Dowty tactical control system SAFS 3 FCS
Sonars  Marconi/Ferranti Type 2076 integrated suite with reelable towed array
Complement   108 (12 officers) + 12 spare
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Unrivalled (P 45)

Class: 1936 - 1958: U Class
Built By: Vickers (Barrow)
Build Group: U2
Fate:
Scrapped in January 1946 at Troon.
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