German submarine U-173

	U-505, a typical Type IXC boat
History
Nazi Germany
Name	U-173
Ordered	23 December 1939
Builder	DeSchiMAG AG Weser, Bremen
Yard number	1013
Laid down	21 December 1940
Launched	11 August 1941
Commissioned	15 November 1941
Fate	Sunk, 16 November 1942
General characteristics
Class & type	Type IXC submarine
Displacement	1,120 t (1,100 long tons) surfaced; 1,232 t (1,213 long tons) submerged;
Length	76.76 m (251 ft 10 in) o/a; 58.75 m (192 ft 9 in) pressure hull;
Beam	6.76 m (22 ft 2 in) o/a; 4.40 m (14 ft 5 in) pressure hull;
Height	9.60 m (31 ft 6 in)
Draught	4.70 m (15 ft 5 in)
Installed power	4,400 PS (3,200 kW; 4,300 bhp) (diesels); 1,000 PS (740 kW; 990 shp) (electric);
Propulsion	2 shafts; 2 × diesel engines; 2 × electric motors;
Speed	18.3 knots (33.9 km/h; 21.1 mph) surfaced; 7.3 knots (13.5 km/h; 8.4 mph) submerged;
Range	13,450 nmi (24,910 km; 15,480 mi) at 10 knots (19 km/h; 12 mph) surfaced; 64 nmi (119 km; 74 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	230 m (750 ft)
Complement	4 officers, 44 enlisted48 to 56
Armament	6 × torpedo tubes (4 bow, 2 stern); 22 × 53.3 cm (21 in) torpedoes; 1 × 10.5 cm (4.1 in) SK C/32 deck gun (180 rounds); 1 × 3.7 cm (1.5 in) SK C/30 AA gun; 1 × twin 2 cm FlaK 30 AA guns;
Service record
Part of:	4th U-boat Flotilla; 15 November 1941 – 30 June 1942; 2nd U-boat Flotilla; 1 July – 16 November 1942;
Identification codes:	M 41 495
Commanders:	F.Kapt. Heinz-Ehler Beucke; 15 November 1941 – October 1942; Oblt.z.S. Hans-Adolf Schweichel; October 1942 – 16 November 1942;
Operations:	2 patrols:; 1st patrol:; 15 June – 20 September 1942; 2nd patrol:; 1 – 16 November 1942;
Victories:	1 auxiliary warship sunk ; (9,359 GRT); 2 auxiliary warships damaged ; (18,285 GRT); 1 warship damaged ; (1,630 tons);

German submarine U-173 was a Type IXC U-boat of Nazi Germany's Kriegsmarine during World War II.

She was laid down at the DeSchiMAG AG Weser yard in Bremen as yard number 1013, launched on 11 August 1941 and commissioned on 15 November with Fregattenkapitän Heinz-Ehler Beucke in command.

U-173 began her service career with training as part of the 4th U-boat Flotilla. She was reassigned to the 2nd flotilla for operations on 1 July 1942.

History
U-505, a typical Type IXC boat
Nazi Germany
Name	U-173
Ordered	23 December 1939
Builder	DeSchiMAG AG Weser, Bremen
Yard number	1013
Laid down	21 December 1940
Launched	11 August 1941
Commissioned	15 November 1941
Fate	Sunk, 16 November 1942
General characteristics
Class & type	Type IXC submarine
Displacement	1,120 t (1,100 long tons) surfaced 1,232 t (1,213 long tons) submerged
Length	76.76 m (251 ft 10 in) o/a 58.75 m (192 ft 9 in) pressure hull
Beam	6.76 m (22 ft 2 in) o/a 4.40 m (14 ft 5 in) pressure hull
Height	9.60 m (31 ft 6 in)
Draught	4.70 m (15 ft 5 in)
Installed power	4,400 PS (3,200 kW; 4,300 bhp) (diesels) 1,000 PS (740 kW; 990 shp) (electric)
Propulsion	2 shafts 2 × diesel engines 2 × electric motors
Speed	18.3 knots (33.9 km/h; 21.1 mph) surfaced 7.3 knots (13.5 km/h; 8.4 mph) submerged
Range	13,450 nmi (24,910 km; 15,480 mi) at 10 knots (19 km/h; 12 mph) surfaced 64 nmi (119 km; 74 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	230 m (750 ft)
Complement	4 officers, 44 enlisted48 to 56
Armament	6 × torpedo tubes (4 bow, 2 stern) 22 × 53.3 cm (21 in) torpedoes 1 × 10.5 cm (4.1 in) SK C/32 deck gun (180 rounds) 1 × 3.7 cm (1.5 in) SK C/30 AA gun 1 × twin 2 cm FlaK 30 AA guns
Service record
Part of:	4th U-boat Flotilla 15 November 1941 – 30 June 1942 2nd U-boat Flotilla 1 July – 16 November 1942
Identification codes:	M 41 495
Commanders:	F.Kapt. Heinz-Ehler Beucke 15 November 1941 – October 1942 Oblt.z.S. Hans-Adolf Schweichel October 1942 – 16 November 1942
Operations:	2 patrols: 1st patrol: 15 June – 20 September 1942 2nd patrol: 1 – 16 November 1942
Victories:	1 auxiliary warship sunk (9,359 GRT) 2 auxiliary warships damaged (18,285 GRT) 1 warship damaged (1,630 tons)