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L 71

Built By: Scotts (Clyde)
Build Group: L3
Fate: Sold 25th March 1938.

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Commanders
1919: Lieutenant Commander   Hugh Richard Marrack DSC
1920: Lieutenant   Gerald Aylmer Garnons-Williams
1922: Lieutenant   John Pollington Apps
1926: Lieutenant Commander   Henry Berwick Crane
1928: Lieutenant Commander   Christopher de Saumarez Brock
1933: Lieutenant Commander   John Marston Money
1935: Lieutenant Commander   John Ronald Stewart Brown
1935: Lieutenant Commander   Denis Vaughan Sprague

1927: 2nd Submarine Flotilla

Events

29-09-1917  Laid Down
17-05-1919  Launched
23-01-1920  Completed
L3 Specification
Length overall  238 ft 7 inch
Beam  23 ft 6 inch
Draught  13 ft 2 inch
Displacement  914 tons (surface)
  1089 tons (submerged)
Diving Depth  150 ft
Speed  Surface 17 knots (design)
  Surface 17 to 17.5 knots (service)
  Submerged 10.5 knots (design)
  Submerged 10.5+ knots (service)
No. of shafts  2
Propeller  3 blades, 5 ft 7 inch diameter
Armament  4 x 18 inch bow tubes, 2 x 18 inch beam tubes (10 torpedoes carried). 1 x 4 inch gun
Endurance  Surface: 2800 miles at full power (design)
  Surface: 2850 miles at full power or 3600 miles at half full power (service)
  Submerged: 14 miles at full power (design)
  Submerged: 14 miles at full power or 65 miles at 5 knots (service)
Complement  41
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