German submarine U-24 (S173)

	U-24 of the German Navy
History
Germany
Name	U-24
Ordered	7 June 1969
Builder	Nordseewerke, Emden
Laid down	20 March 1972
Launched	26 June 1973
Commissioned	16 October 1974
Decommissioned	31 March 2011
Home port	Eckernförde
Identification	S173
Fate	Sold to Colombian Navy, 2015
Colombia
Name	Indomable
Acquired	2015
Commissioned	5 December 2015
Status	In active service
General characteristics
Class & type	Type 206 submarine
Displacement	450 t (440 long tons) surfaced; 498 tonnes (490 long tons) submerged;
Length	48.60 m (159 ft 5 in)
Beam	4.60 m (15 ft 1 in)
Draft	4.30 m (14 ft 1 in)
Propulsion	2 × MTU 12V 493 AZ80 diesel engines, 440 kW (590 hp) each; 1 × Siemens electric motor, 1,100 kW (1,500 hp); 1 × shaft; 5-bladed propeller (7-bladed after modernization);
Speed	10 knots (19 km/h; 12 mph) surfaced; 17 knots (31 km/h; 20 mph) submerged;
Range	4,500 nautical miles (8,300 km) at 5 knots (9.3 km/h; 5.8 mph) surfaced; 280 nautical miles (520 km) at 5 knots (9.3 km/h; 5.8 mph) submerged;
Test depth	100 metres (330 ft)
Complement	22
Sensors &; processing systems	STN Atlas DBQS-21 sonar system (active and passive)
Armament	8 × 533 mm (21.0 in) torpedo tubes (bow); DM2A3 Seehecht torpedoes; 24 mines in external containers;

U-24 (S173) is a Type 206 submarine formerly in service with the German Navy. Built by Nordseewerke at Emden, she was commissioned in 1974 and served with the West German Navy and later the unified German Navy until 2011. In 2015, she was sold to the Colombian Navy where she serves as ARC Indomable.