Dutch submarine Hr.Ms. O4 1911-1935

Single hull design. Her building at the shipyard of the Kon.Mij. De Schelde at Flushing for the Royal Netherlands Navy with building number 147 was ordered on 18 December 1911, keel laid down in the in the warehouse on the south bank (Peperdijk) 15 June 1912. launched on 5 August 1913, technical trial (24 February 1914?)and handed over on 17 June. Contracted building costs according to the De Telegraaf ƒ 500.000, complete fitted out amounted the costs when she was for the first time commissioned ƒ 532.000. Sold on 21 November 1935 to J. Stokink te Amsterdam to be broken up. Built according to the Whitehead-Hay design. Engine built by the Maschinenfabrik Augsburg-Nürnberg delivered with 453 280 ahp allowing a speed of 8,4 (submerged)-12.3 (surfaced) knots. Range with a speed of 8,5 knots 25 nautical miles while submerged and with 10 knots 760 nautical miles while surfaced. Armed with 2-45 cm torpedo tubes mounted above each other and she carried four torpedoes with her. Displacement 127 (standard)-133,974 (surfaced)-149,410 (submerged) tons and as dimensions 29,90 (between perpendiculars)-32,126 (over all) x 3,048 x 2,726 and a hold of 3,453 metres. Her crew numbered 10 men.

Source

Order administration shipyard Kon.Mij. De Schelde (Municipality Archive Flushing).