100 YEARS OF BARROW-BUILT RN SUBMARINES, 1901-2001
VANGUARD CLASS, 1992 on

MAIN PARTICULARS

Length overall           149.9 metres
Beam                       12 metres
Draught                    12.8m
Displacement,
  submerged              15900 tonnes dived
Speed,
  submerged              In excess of 25 knots dived
Armament                 16 missile tubes for Trident 2 D5 missiles
                               Four 21in. (533mm) weapon tubes
                               Spearfish heavyweight torpedoes 
                               3 SSE Mk 10 launchers for decoys
Complement,
  designed                 2 crews of 136 each (incl 21 Officers)

© BAE SYSTEMS 2001