Recognition Guide Warships of the Second World War
Royal Navy — Submarine N71

HMS Thames (N71)

River-class submarine

HMS Thames (N71)
Royal Navy official photographer — IWMCollections IWM Photo No.: FL 19843 — Public domain — Wikimedia Commons Plate — N71 HMSM THAMES underway

Service

  1. Royal Navy as HMS Thames? — 23 July 1940326 days of the war
River-class submarine Particulars
Name
HMS Thames
Pennant / hull number
N71
Builder
Vickers-Armstrongs, Barrow
Ordered
1931
Launched
26 February 1932
Fate
Missing, probably mined 23 July 1940
By mine (1940)
Status
Wreck

Specifications

Displacement, surfaced
2,165 long tons (2,200 t)
Displacement, submerged
2,680 long tons (2,723 t)
Length
105.16 m (345 ft)
Beam
8.53 m (28 ft)
Draught
4.57 m (15 ft)
Speed
22 knots (40.7 km/h, 25.3 mph)
Complement
61
Main gun
102 mm (4 in)

HMS Thames was a River-class submarine in service with the Royal Navy. She carried the pennant number N71. She was built by Vickers-Armstrongs, Barrow. She was launched on 26 February 1932.

Five ships of the class were built.

The boat displaced 2,165 long tons surfaced and 2,680 long tons submerged. She measured 105.2 m (345 ft) long with a beam of 8.5 m (28 ft). Her designed speed was 22 knots, and she carried a complement of 61. Her main battery was of 102 mm (4.0 in) calibre.

She was in commission for 326 days of the Second World War.

She was sunk on 23 July 1940 by mine. 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
  • 2 shaft diesel electric
  • 2 supercharged diesels 10,000 hp max
  • 2 electric motors 2500 hp
Armament
  • 6 × 21 inch (533 mm) torpedo tubes (bow)
  • 1 × 4 inch Mk XVI deck gun

Sister ships

Sources

  • Facts harvested from HMS Thames (N71) on Wikipedia. Figures only — no wording is taken from it.
  • Photograph: Royal Navy official photographer — IWMCollections IWM Photo No.: FL 19843 — Public domain — Wikimedia Commons