NRP Arpão (S161)

	NRP Arpão in the Lisbon Naval Base
History
Portugal
Class and type	Tridente class submarine
Name	NRP Arpão
Builder	HDW
Laid down	2005
Commissioned	22 December 2010
Status	In active service
General characteristics
Displacement	1,700 tons (surfaced); 2,020 tons (submerged);
Length	67.7 m (222 ft)
Beam	6.35 m (21 ft)
Draught	6.6 m (22 ft)
Propulsion	2 generators AIP Siemens Sinavy (BZM-120); 240 KW; 2 diesel engines MTU 16V396 TB-94; 6,24 MW; 1 electric engine Siemens Permasyn; 2,85 MW; 1 axis;
Speed	20 knots (37 km/h) submerged; 10 knots (19 km/h) surfaced; 6 knots (11 km/h) AIP system;
Range	12,000 nautical miles (22,000 km) at 8 knots (15 km/h)
Endurance	60 days
Test depth	superior to 300 m (984 ft)
Capacity	14 marines
Complement	33 men:; 7 officers; 10 sergeants; 16 sailors;
Sensors and ; processing systems	Kelvin Hughes KH-1007 (F) navigation radar; Atlas Elektronik GmbH ISUS 90 combat management system;
Armament	8 × 533 mm torpedo tubes; 12 × Alenia Marconi Systems IF-21 Blackshark torpedo reloads; 6 × Sub-Harpoon UGM 84 capable;

NRP Arpão (S161) is a Tridente-class attack submarine of the Portuguese Navy.[1] It was commissioned in 2010.

References

Raquel Ramalho Lopes (1 May 2011). "Segundo submarino chegou a Portugal". RTP Notícias (in Portuguese). RTP. Retrieved 19 July 2012.

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Tridente-class submarines
Tridente Arpão
Preceded by: Albacora class Followed by: N/A
Type 214 submarine List of active Portuguese Navy ships