HNLMS O 24

	O 24 in 1946
History
Netherlands
Name	HNLMS O 24
Builder	Rotterdamsche Droogdok Maatschappij, Rotterdam
Yard number	RDM-206
Laid down	12 November 1937
Launched	18 March 1940
Commissioned	13 May 1940
Decommissioned	June 1955
Stricken	1962
Fate	Sold for scrapping, 1963
General characteristics
Class & type	O 21-class submarine
Displacement	990 tons surfaced; 1205 tons submerged;
Length	77.7 m (254 ft 11 in)
Beam	6.8 m (22 ft 4 in)
Draught	3.95 m (13 ft 0 in)
Propulsion	2 × 2,500 bhp (1,864 kW) diesel engines; 2 × 500 bhp (373 kW) electric motors;
Speed	19.5 kn (36.1 km/h; 22.4 mph) surfaced; 9 kn (17 km/h; 10 mph) submerged;
Range	10,000 nmi (19,000 km; 12,000 mi) at 12 kn (22 km/h; 14 mph) surfaced; 28 nmi (52 km; 32 mi) at 8.5 kn (15.7 km/h; 9.8 mph) submerged;
Complement	39
Armament	4 × 21 in (533 mm) bow torpedo tubes; 2 × 21 in stern torpedo tubes; 2 × 21 in (1×2) external-traversing TT amidships (removed post-war); 40 mm Vickers gun, replaced in early 1942 by 20 mm Oerlikon; British Mk IV and Mk VIII torpedoes; German G7a torpedoes;
Service record
Commanders:	Lt.Cdr G.B.M. van Erkel; (12 May – 1 June 1940); Lt.Cdr O. de Booy; (14 July 1940 – 3 March 1942); Lt.Cdr W.J. de Vries; (3 March 1942 – 25 October 1944); Lt.Cdr P.J.S. de Jong; (25 October 1944 – 8 April 1946);
Operations:	24 war patrols
Victories:	8 ships sunk totalling 15,598 tons

O 24, laid down K XXIV was an O 21-class submarine of the Royal Netherlands Navy that saw service during World War II. The most famous occupant of O-24 was Piet de Jong, who was the commanding officer from 1944 until 1946 and who later became Minister of Defence in 1963 and served as Prime Minister of the Netherlands from 1967 until 1971.

History
O 24 in 1946
Netherlands
Name	HNLMS O 24
Builder	Rotterdamsche Droogdok Maatschappij, Rotterdam
Yard number	RDM-206
Laid down	12 November 1937
Launched	18 March 1940
Commissioned	13 May 1940
Decommissioned	June 1955
Stricken	1962
Fate	Sold for scrapping, 1963
General characteristics
Class & type	O 21-class submarine
Displacement	990 tons surfaced 1205 tons submerged
Length	77.7 m (254 ft 11 in)
Beam	6.8 m (22 ft 4 in)
Draught	3.95 m (13 ft 0 in)
Propulsion	2 × 2,500 bhp (1,864 kW) diesel engines 2 × 500 bhp (373 kW) electric motors
Speed	19.5 kn (36.1 km/h; 22.4 mph) surfaced 9 kn (17 km/h; 10 mph) submerged
Range	10,000 nmi (19,000 km; 12,000 mi) at 12 kn (22 km/h; 14 mph) surfaced 28 nmi (52 km; 32 mi) at 8.5 kn (15.7 km/h; 9.8 mph) submerged
Complement	39
Armament	4 × 21 in (533 mm) bow torpedo tubes 2 × 21 in stern torpedo tubes 2 × 21 in (1×2) external-traversing TT amidships (removed post-war) 40 mm Vickers gun, replaced in early 1942 by 20 mm Oerlikon British Mk IV and Mk VIII torpedoes German G7a torpedoes
Service record
Commanders:	Lt.Cdr G.B.M. van Erkel (12 May – 1 June 1940) Lt.Cdr O. de Booy (14 July 1940 – 3 March 1942) Lt.Cdr W.J. de Vries (3 March 1942 – 25 October 1944) Lt.Cdr P.J.S. de Jong (25 October 1944 – 8 April 1946)
Operations:	24 war patrols
Victories:	8 ships sunk totalling 15,598 tons