The Neptun-class submarine was a Swedish submarine class built by Kockums. The first submarine was launched in 1942 and a total of three submarines were built: HSwMS Neptun, HSwMS Najad and HSwMS Nacken. The class was decommissioned in 1966.[1][2]
Quick facts Class overview, General characteristics ...
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| Class overview |
|---|
| Name | Neptun-class |
| Builders | Kockums |
| Operators | Swedish Navy |
| Preceded by | Sjölejonet class |
| Succeeded by | Hajen class |
| Built | 1942-43 |
| Planned | 3 |
| Completed | 3 |
| Retired | 3 |
| General characteristics |
|---|
| Type | Submarine |
| Displacement |
- 550 tonnes (surfaced)
- 730 tons (submerged)
|
| Length | 62.6 m (205 ft 5 in) |
| Beam | 6.4 m (21 ft 0 in) |
| Draught | 3.4 m (11 ft 2 in) |
| Propulsion |
- 2 shaft diesel electric
- 2 MAN diesels 1,800 hp (1,300 kW)
- 2 electric motors 1,000 hp (750 kW)
|
| Speed |
- 15 kn (28 km/h; 17 mph) surfaced
- 10 kn (19 km/h; 12 mph) submerged
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| Complement | 35 |
| Armament |
- 5 x 533 mm (21 in) torpedo tubes
- 1 x 40 mm (1.6 in) AA gun
- 1 x 20 mm (0.79 in) AA gun
- 20 mines
|
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