| O 12-class submarine | |
|---|---|
 HNLMS O 12 | |
| Class overview | |
| Name: | O 12 |
| Builders: |
Koninklijke Maatschappij De Schelde (3) Fijenoord (1) |
| Operators: |
 Royal Netherlands Navy |
| Preceded by: | O 9 class |
| Succeeded by: | O 16 |
| Built: | 1928–1932 |
| Completed: | 4 |
| General characteristics | |
| Type: | Submarine |
| Displacement: |
610 tons surfaced 754 tons submerged |
| Length: | 60.42 m (198 ft 3 in) |
| Beam: | 6.83 m (22 ft 5 in) |
| Draught: | 3.6 m (11 ft 10 in) |
| Propulsion: |
2 × 900 bhp (671 kW) diesel engines 2 × 310 bhp (231 kW) electric motors |
| Speed: |
16 kn (30 km/h; 18 mph) surfaced 8 kn (15 km/h; 9.2 mph) submerged |
| Range: |
3,500 nmi (6,500 km; 4,000 mi) at 8 kn (15 km/h; 9.2 mph) or 10 kn (19 km/h; 12 mph) on the surface 26 nmi (48 km; 30 mi) at 8 kn (15 km/h; 9.2 mph) submerged |
| Complement: | 29-31 |
| Armament: |
4 × 21 inch bow torpedo tubes 1 × 21 inch stern torpedo tube |
The O 12 class was a class of four submarines, built for the Royal Netherlands Navy. The ships, with a diving depth of 60 metres (200 ft), were used for patrols in the Dutch home waters. The class comprised O 12, O 13, O 14 and O 15. O 12 entered German service in 1943 as U-D2.
Construction[]
The ships were built by two different shipyards. O 12, O 13 and O 14 were built by Koninklijke Maatschappij De Schelde in Vlissingen and O 15 in Rotterdam at Fijenoord shipyard.
| Name | Laid down | Launched | Commissioned | Decommissioned |
|---|---|---|---|---|
| O 12 | 20 October 1928 | 8 November 1930 | Dutch Navy: 20 July 1931
German Navy: 30 January 1943 |
6 July 1945 (scuttled) |
| O 13 | 1 December 1928 | 18 April 1931 | 1 October 1931 | 13 June 1940 |
| O 14 | 29 December 1928 | 3 October 1931 | 4 March 1932 | 26 June 1943 |
| O 15 | 3 March 1930 | 27 May 1931 | 28 July 1932 | 1 September 1945 |
External links[]
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The original article can be found at O 12-class submarine and the edit history here.