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FIGHTING SHIPS OF THE WORLD
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SUBMARINES
340-t type submarines


Ships


Name No Yard No Builder Laid down Launched Comp Fate
i     Schneider, Chalon-sur-Saône, France 4/1917 22.5.1919 1921 // --- completed for France (O'Byrne)
ii     Schneider, Chalon-sur-Saône, France 4/1917 30.9.1919 1921 // --- completed for France (Henry Fournier)
iii     Schneider, Chalon-sur-Saône, France 4/1917 5-6/1920 1921 // --- completed for France (Louis Dupetit-Thouars)


Technical data


Displacement standard, t 
Displacement normal, t

342 / 513

Length, m

52.4

Breadth, m

4.70

Draught, m

2.70

No of shafts

2

Machinery

2 Schneider-Carels diesels / 2 electric motors

Power, h. p.

1020 / 400

Max speed, kts

14 / 8

Fuel, t

diesel oil

Endurance, nm(kts)1850(10) / 55(5)
Armament

4 - 450 TT (bow, 4), 1 x 1 - 47/50 M1902

Complement25
Diving depth operational, m 


Standard scale images


<i>Henry Fournier </i>1933
Henry Fournier 1933


Project history

Requisitioned by French Government while building. Double-hulled, Laubeuf type.