Recognition Guide Warships of the Second World War
Royal Navy — Submarine N15

HMS Triton (N15)

T-class submarine

HMS Triton (N15)
Royal Navy official photographer — This photograph FL 20231 comes from the collections of the Imperial War Museums (collection no. 8308-29) — Public domain — Wikimedia Commons Plate — N15 British T class submarine HMSM TRITON underway.

Service

  1. Royal Navy as HMS Triton9 November 1938 — 18 December 1940474 days of the war
T-class submarine Particulars
Name
HMS Triton
Pennant / hull number
N15
Builder
Vickers-Armstrongs, Barrow-in-Furness
Laid down
28 August 1936
Launched
5 October 1937
Commissioned
9 November 1938
Fate
Sunk 18 December 1940 (1940)
Status
Wreck

Specifications

Displacement, surfaced
1,090 long tons (1,107 t)
Displacement, submerged
1,575 long tons (1,600 t)
Length
83.82 m (275 ft)
Beam
7.92 m (26 ft)
Draught
4.97 m (16.3 ft)
Speed
15.3 knots (28.2 km/h, 17.5 mph)
Range
4,500 nmi (8,334 km)
Complement
59
Main gun
102 mm (4 in)

HMS Triton was a T-class submarine in service with the Royal Navy. She carried the pennant number N15. Vickers-Armstrongs, Barrow-in-Furness laid her keel on 28 August 1936. Launched on 5 October 1937, she entered service on 9 November 1938.

52 ships of the class were built. The class followed the Grampus-class submarine and was succeeded by the U class.

The boat displaced 1,090 long tons surfaced and 1,575 long tons submerged. She measured 83.8 m (275 ft) long with a beam of 7.9 m (26 ft). Her designed speed was 15.2 knots, and she carried a complement of 59. Her main battery was of 102 mm (4.0 in) calibre.

She was in commission for 474 days of the Second World War.

She was sunk on 18 December 1940. The wreck survives.

Written from the harvested record. Every figure above is sourced; the wording is this site's own.

Armament and machinery

Armament and machinery
Propulsion
  • Two shafts
  • Twin diesel engines 2,500 hp (1.86 MW) each
  • Twin electric motors 1,450 hp (1.08 MW) each
Armament
  • 6 internal forward-facing 21 in torpedo tubes
  • 4 external forward-facing torpedo tubes
  • 6 reload torpedoes
  • 1 x 4 inch deck gun

Sister ships

27 more in the class

Sources

  • Facts harvested from HMS Triton (N15) on Wikipedia. Figures only — no wording is taken from it.
  • Photograph: Royal Navy official photographer — This photograph FL 20231 comes from the collections of the Imperial War Museums (collection no. 8308-29) — Public domain — Wikimedia Commons