From Wikipedia, the free encyclopedia

Postwar photo of Hecht (S 171), (former Type XXIII submarine U-2367). An identical sister ship of U-4707.
History
Nazi Germany
NameU-4707
Ordered7 July 1944
Builder Friedrich Krupp Germaniawerft AG, Kiel
Yard number949
Laid down5 December 1944
Launched25 January 1945
Commissioned20 February 1945
FateScuttled on 5 May 1945
General characteristics
Class and type Type XXIII submarine
Displacement
  • 234  t (230 long tons) (surfaced)
  • 258 t (254 long tons) (submerged)
Length
  • 34.68 m (113 ft 9 in) ( o/a)
  • 26.00 m (85 ft 4 in) ( p/h)
Beam
  • 3.02 m (9 ft 11 in) (o/a)
  • 3.00 m (9 ft 10 in) (p/h)
Draught3.66 m (12 ft)
Installed power
  • 575–630 PS (423–463 kW; 567–621 shp) (diesel drive)
  • 580 PS (430 kW; 570 shp) (standard electric drive)
  • 35 PS (26 kW; 35 shp) (silent electric drive)
Propulsion
Speed
  • 9.7 knots (18 km/h; 11 mph) (surfaced)
  • 12.5 knots (23 km/h; 14 mph) (submerged)
Range
  • 2,600 nautical miles (4,800 km; 3,000 mi) at 8 knots (15 km/h; 9.2 mph) surfaced
  • 194 nmi (359 km; 223 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth180 m (590 ft)
Complement14–18
Armament
Service record
Part of:
Identification codes: M 50 698
Commanders:
Operations: None
Victories: None

German submarine U-4707 was a Type XXIII U-boat of Nazi Germany's Kriegsmarine during World War II. She was ordered on 7 July 1944, and was laid down on 5 December 1944 at Friedrich Krupp Germaniawerft AG, Kiel, as yard number 949. She was launched on 25 January 1945 and commissioned under the command of Oberleutnant zur See Joachim Leder on 20 February 1945. [2]

Design

Like all Type XXIII U-boats, U-4707 had a displacement of 234 tonnes (230 long tons) when at the surface and 258 tonnes (254 long tons) while submerged. She had a total length of 34.68 m (113 ft 9 in) ( o/a), a beam width of 3.02 m (9 ft 11 in) (o/a), and a draught depth of 3.66 m (12 ft). The submarine was powered by one MWM six-cylinder RS134S diesel engine providing 575–630 metric horsepower (423–463 kilowatts; 567–621 shaft horsepower), one AEG GU4463-8 double-acting electric motor electric motor providing 580 PS (430 kW; 570 shp), and one BBC silent running CCR188 electric motor providing 35 PS (26 kW; 35 shp). [3]

The submarine had a maximum surface speed of 9.7 knots (18.0 km/h; 11.2 mph) and a submerged speed of 12.5 knots (23.2 km/h; 14.4 mph). When submerged, the boat could operate at 4 knots (7.4 km/h; 4.6 mph) for 194 nautical miles (359 km; 223 mi); when surfaced, she could travel 2,600 nautical miles (4,800 km; 3,000 mi) at 8 knots (15 km/h; 9.2 mph). U-4707 was fitted with two 53.3 cm (21 in) torpedo tubes in the bow. She could carry two preloaded torpedoes. The complement was 14–18 men. [3] This class of U-boat did not carry a deck gun. [2]

Service history

On 5 May 1945, U-4707 was scuttled in Gelting Bay near Gelting as part of Operation Regenbogen. The wreck was later raised and broken up. [2]

See also

References

  1. ^ Helgason, Guðmundur. "Joachim Leder". Uboat.net. Retrieved 30 April 2016.
  2. ^ a b c Helgason, Guðmundur. "U-4707". Uboat.net. Retrieved 30 April 2016.
  3. ^ a b Gröner 1991, p. 89.

Bibliography

External links

  • Helgason, Guðmundur. "U-4707". Uboat.net. Retrieved 30 April 2016.
From Wikipedia, the free encyclopedia

Postwar photo of Hecht (S 171), (former Type XXIII submarine U-2367). An identical sister ship of U-4707.
History
Nazi Germany
NameU-4707
Ordered7 July 1944
Builder Friedrich Krupp Germaniawerft AG, Kiel
Yard number949
Laid down5 December 1944
Launched25 January 1945
Commissioned20 February 1945
FateScuttled on 5 May 1945
General characteristics
Class and type Type XXIII submarine
Displacement
  • 234  t (230 long tons) (surfaced)
  • 258 t (254 long tons) (submerged)
Length
  • 34.68 m (113 ft 9 in) ( o/a)
  • 26.00 m (85 ft 4 in) ( p/h)
Beam
  • 3.02 m (9 ft 11 in) (o/a)
  • 3.00 m (9 ft 10 in) (p/h)
Draught3.66 m (12 ft)
Installed power
  • 575–630 PS (423–463 kW; 567–621 shp) (diesel drive)
  • 580 PS (430 kW; 570 shp) (standard electric drive)
  • 35 PS (26 kW; 35 shp) (silent electric drive)
Propulsion
Speed
  • 9.7 knots (18 km/h; 11 mph) (surfaced)
  • 12.5 knots (23 km/h; 14 mph) (submerged)
Range
  • 2,600 nautical miles (4,800 km; 3,000 mi) at 8 knots (15 km/h; 9.2 mph) surfaced
  • 194 nmi (359 km; 223 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth180 m (590 ft)
Complement14–18
Armament
Service record
Part of:
Identification codes: M 50 698
Commanders:
Operations: None
Victories: None

German submarine U-4707 was a Type XXIII U-boat of Nazi Germany's Kriegsmarine during World War II. She was ordered on 7 July 1944, and was laid down on 5 December 1944 at Friedrich Krupp Germaniawerft AG, Kiel, as yard number 949. She was launched on 25 January 1945 and commissioned under the command of Oberleutnant zur See Joachim Leder on 20 February 1945. [2]

Design

Like all Type XXIII U-boats, U-4707 had a displacement of 234 tonnes (230 long tons) when at the surface and 258 tonnes (254 long tons) while submerged. She had a total length of 34.68 m (113 ft 9 in) ( o/a), a beam width of 3.02 m (9 ft 11 in) (o/a), and a draught depth of 3.66 m (12 ft). The submarine was powered by one MWM six-cylinder RS134S diesel engine providing 575–630 metric horsepower (423–463 kilowatts; 567–621 shaft horsepower), one AEG GU4463-8 double-acting electric motor electric motor providing 580 PS (430 kW; 570 shp), and one BBC silent running CCR188 electric motor providing 35 PS (26 kW; 35 shp). [3]

The submarine had a maximum surface speed of 9.7 knots (18.0 km/h; 11.2 mph) and a submerged speed of 12.5 knots (23.2 km/h; 14.4 mph). When submerged, the boat could operate at 4 knots (7.4 km/h; 4.6 mph) for 194 nautical miles (359 km; 223 mi); when surfaced, she could travel 2,600 nautical miles (4,800 km; 3,000 mi) at 8 knots (15 km/h; 9.2 mph). U-4707 was fitted with two 53.3 cm (21 in) torpedo tubes in the bow. She could carry two preloaded torpedoes. The complement was 14–18 men. [3] This class of U-boat did not carry a deck gun. [2]

Service history

On 5 May 1945, U-4707 was scuttled in Gelting Bay near Gelting as part of Operation Regenbogen. The wreck was later raised and broken up. [2]

See also

References

  1. ^ Helgason, Guðmundur. "Joachim Leder". Uboat.net. Retrieved 30 April 2016.
  2. ^ a b c Helgason, Guðmundur. "U-4707". Uboat.net. Retrieved 30 April 2016.
  3. ^ a b Gröner 1991, p. 89.

Bibliography

External links

  • Helgason, Guðmundur. "U-4707". Uboat.net. Retrieved 30 April 2016.

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