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HMS Spearhead (P263)
HMS Spearhead.jpg
HMS Spearhead
Career (UK) Royal Navy Ensign
Class and type: S class submarine
Name: HMS Spearhead
Builder: Cammell Laird & Co Limited, Birkenhead
Laid down: 18 August 1943
Launched: October 2, 1944
Commissioned: 21 December 1944
Fate: Sold to the Portuguese Navy in 1948 and renamed NRP Neptuno
Career (Portugal)
Name: NRP Neptuno
Acquired: August 1948
Fate: Scrapped in 1967
General characteristics
Displacement: 814-872 tons surfaced
990 tons submerged
Length: 217 ft (66 m)
Beam: 23 ft 6 in (7.16 m)
Draught: 11 ft (3.4 m)
Speed: 14.75 knots surfaced
8 knots submerged
Complement: 48 officers and men
Armament: 6 x forward 21-inch torpedo tubes, one aft
13 torpedoes
one three-inch gun (four-inch on later boats)
one 20 mm cannon
three .303-calibre machine gun

HMS Spearhead was an S class submarine of the Royal Navy, and part of the Third Group built of that class. She was built by Cammell Laird and launched on July 6, 1944. So far she has been the only ship of the Royal Navy to bear the name Spearhead.[1]

Spearhead survived the Second World War and was sold to the Portuguese in August 1948 and renamed NRP Neptuno.


  1. HMS Spearhead,

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