German submarine U-3506

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History
Nazi Germany
NameU-3506
Ordered6 November 1943
Builder
Danzig
Yard number1651
Laid down14 July 1944
Launched28 August 1944
Commissioned16 October 1944
Homeport
Danzig
IdentificationM 46 726
FateBuried in Elbe II U-boat pens in Hamburg
General characteristics
Class and typeType XXI submarine
Displacement
  • 1,621 t (1,595 long tons) surfaced
  • 2,100 t (2,067 long tons) submerged
Length76.70 m (251 ft 8 in) (
o/a
)
Beam8 m (26 ft 3 in)
Height11.30 m (37 ft 1 in)
Draught6.32 m (20 ft 9 in)
Propulsion
Speed
  • Surfaced:
  • 15.6 knots (28.9 km/h; 18.0 mph) (diesel)
  • 17.9 knots (33.2 km/h; 20.6 mph) (electric)
  • Submerged:
  • 17.2 knots (31.9 km/h; 19.8 mph) (electric)
  • 6.1 knots (11.3 km/h; 7.0 mph) (silent running motors)
Range
  • 15,500 nmi (28,700 km; 17,800 mi) at 10 knots (19 km/h; 12 mph) surfaced
  • 340 nmi (630 km; 390 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth240 m (790 ft)
Complement5 officers, 52 enlisted
Sensors and
processing systems
  • Type F432 D2 Radar Transmitter
  • FuMB Ant 3 Bali Radar Detector
Armament
Service record[1]
Part of:
Identification codes: M 46 726
Commanders:
Operations: None
Victories: None

German submarine U-3506 was a

Danzig, launched on 28 August 1944, and commissioned on 16 October 1944 under the command of Kapitänleutnant Gerhard Thäter.[1]

Design

Like all

kilowatts; 3,900 shaft horsepower), two Siemens-Schuckert GU365/30 double-acting electric motors each providing 5,000 PS (3,700 kW; 4,900 shp), and two Siemens-Schuckert silent running GV232/28 electric motors each providing 226 PS (166 kW; 223 shp).[2]

The submarine had a maximum surface speed of 15.6 knots (28.9 km/h; 18.0 mph) and a submerged speed of 17.2 knots (31.9 km/h; 19.8 mph). When running on silent motors the boat could operate at a speed of 6.1 knots (11.3 km/h; 7.0 mph). When submerged, the boat could operate at 5 knots (9.3 km/h; 5.8 mph) for 340 nautical miles (630 km; 390 mi); when surfaced, she could travel 15,500 nautical miles (28,700 km; 17,800 mi) at 10 knots (19 km/h; 12 mph).

2 cm (0.79 in) C/30 anti-aircraft guns. She could carry twenty-three torpedoes or seventeen torpedoes and twelve mines. The complement was five officers and fifty-two men.[2]

Service history

U-3506 undertook no war patrols, with no ships sunk or damaged, remaining as a training vessel for the duration of the war.

Free Port of Hamburg and in order to access it one must present a passport.[5]

References

  1. ^ a b c Helgason, Guðmundur. "The Type XXI boat U-3506". German U-boats of WWII - uboat.net. Retrieved 23 March 2010.
  2. ^ a b c d Gröner 1991, p. 85.
  3. ^ Parken, Oliver (17 January 2024). "How Entombed U-boats Were Re-discovered Decades After WWII". The War Zone. Retrieved 17 January 2024.
  4. ^ Helgason, Guðmundur. "- Type XXI U-boats in Elbe II bunker in Hamburg". German U-boats of WWII - uboat.net. Retrieved 23 March 2010.

Bibliography

External links