German submarine U-850

History
Nazi Germany
Name	U-850
Ordered	20 January 1941
Builder	DeSchiMAG AG Weser, Bremen
Yard number	1056
Laid down	17 March 1942
Launched	7 December 1942
Commissioned	17 April 1943
Fate	Sunk west of Madeira on 20 December 1943 by US aircraft in position 32°54′N 37°1′W / 32.900°N 37.017°W
General characteristics
Class and type	Type IXD2 submarine
Displacement	1,610 t (1,580 long tons) surfaced; 1,799 t (1,771 long tons) submerged;
Length	87.58 m (287 ft 4 in) o/a; 68.50 m (224 ft 9 in) pressure hull;
Beam	7.50 m (24 ft 7 in) o/a; 4.40 m (14 ft 5 in) pressure hull;
Height	10.20 m (33 ft 6 in)
Draught	5.35 m (17 ft 7 in)
Installed power	9,000 PS (6,620 kW; 8,880 bhp) (diesels); 1,000 PS (740 kW; 990 shp) (electric);
Propulsion	2 shafts; 2 × diesel engines; 2 × electric motors;
Speed	20.8 knots (38.5 km/h; 23.9 mph) surfaced; 6.9 knots (12.8 km/h; 7.9 mph) submerged;
Range	12,750 nmi (23,610 km; 14,670 mi) at 10 knots (19 km/h; 12 mph) surfaced; 57 nmi (106 km; 66 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	230 m (750 ft)
Complement	66
Armament	6 × 53.3 cm (21 in) torpedo tubes (four bow, two stern); 24 × torpedoes or 48 TMA or 72 TMB naval mines ; 1 × SK L/45 'Utof' deck gun (150 rounds); 1 × 3.7 cm (1.5 in) SK C/30 ; 2 × 2 cm (0.79 in) C/30 anti-aircraft guns;
Service record
Part of:	4th U-boat Flotilla; 17 April – 31 October 1943; 12th U-boat Flotilla; 1 November – 20 December 1943;
Identification codes:	M 41 858
Commanders:	K.Kapt. / F.Kapt. / Kapt.z.S. Klaus Ewerth; 17 April – 20 December 1943;
Operations:	1 patrol:; 18 November – 20 December 1943;
Victories:	None

German submarine U-850 was a long-range Type IXD2 U-boat built for Nazi Germany's Kriegsmarine during World War II.

^ Busch & Röll 1997, p. 384.

[FOOTNOTEBuschRöll1997384-1] Busch & Röll 1997, p. 384.

[1]

History

Nazi Germany
Name	U-850
Ordered	20 January 1941
Builder	DeSchiMAG AG Weser, Bremen
Yard number	1056
Laid down	17 March 1942
Launched	7 December 1942
Commissioned	17 April 1943
Fate	Sunk west of Madeira on 20 December 1943 by US aircraft in position 32°54′N 37°1′W / 32.900°N 37.017°W / 32.900; -37.017
General characteristics
Class and type	Type IXD2 submarine
Displacement	1,610 t (1,580 long tons) surfaced 1,799 t (1,771 long tons) submerged
Length	87.58 m (287 ft 4 in) o/a 68.50 m (224 ft 9 in) pressure hull
Beam	7.50 m (24 ft 7 in) o/a 4.40 m (14 ft 5 in) pressure hull
Height	10.20 m (33 ft 6 in)
Draught	5.35 m (17 ft 7 in)
Installed power	9,000 PS (6,620 kW; 8,880 bhp) (diesels) 1,000 PS (740 kW; 990 shp) (electric)
Propulsion	2 shafts 2 × diesel engines 2 × electric motors
Speed	20.8 knots (38.5 km/h; 23.9 mph) surfaced 6.9 knots (12.8 km/h; 7.9 mph) submerged
Range	12,750 nmi (23,610 km; 14,670 mi) at 10 knots (19 km/h; 12 mph) surfaced 57 nmi (106 km; 66 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	230 m (750 ft)
Complement	66
Armament	6 × 53.3 cm (21 in) torpedo tubes (four bow, two stern) 24 × torpedoes or 48 TMA or 72 TMB naval mines 1 × SK L/45 'Utof' deck gun (150 rounds) 1 × 3.7 cm (1.5 in) SK C/30 2 × 2 cm (0.79 in) C/30 anti-aircraft guns
Service record
Part of:	4th U-boat Flotilla 17 April – 31 October 1943 12th U-boat Flotilla 1 November – 20 December 1943^[1]
Identification codes:	M 41 858
Commanders:	K.Kapt. / F.Kapt. / Kapt.z.S. Klaus Ewerth 17 April – 20 December 1943
Operations:	1 patrol: 18 November – 20 December 1943
Victories:	None