Recognition Guide Warships of the Second World War
Kriegsmarine — Submarine

German submarine U-664

Type VIIC submarine

Displacement
757 long tons (769 t)
Length
67.1 m (220.1 ft)
Beam
6.2 m (20.3 ft)
Speed
17.7 knots (32.8 km/h, 20.4 mph)
Main gun
88 mm (3.5 in)

Service

  1. Kriegsmarine as U-66417 June 1942 — 9 August 1943418 days of the war
Type VIIC submarine Particulars
Name
U-664
Builder
Howaldtswerke, Hamburg
Ordered
15 August 1940
Laid down
11 July 1941
Launched
28 April 1942
Commissioned
17 June 1942
Fate
Sunk on 9 August 1943 (1943)
Status
Wreck

Specifications

Displacement, surfaced
757 long tons (769 t)
Displacement, submerged
857 long tons (871 t)
Length
67.1 m (220.1 ft) OA
Beam
6.2 m (20.3 ft)
Draught
4.74 m (15.6 ft)
Speed
17.7 knots (32.8 km/h, 20.4 mph)
Range
8,500 nmi (15,742 km)
Main gun
88 mm (3.5 in)

U-664 was a Type VIIC submarine, operated by the Kriegsmarine. Howaldtswerke, Hamburg laid her keel on 11 July 1941. She entered service on 17 June 1942, having been launched on 28 April 1942.

612 ships of the class were built. The class followed the Type UB III, Vetehinen class and was succeeded by the Type XXI (Late-war replacement).

The boat displaced 757 long tons surfaced and 857 long tons submerged. She measured 67.1 m (220 ft) long with a beam of 6.2 m (20 ft). Her designed speed was 17.7 knots.

Her main battery was one 88 mm (3.5 in) guns.

She was in commission for 418 days of the Second World War.

She was sunk on 9 August 1943, at 40°12′N 37°29′W. The wreck survives.

Written from the harvested record. Every figure above is sourced; the wording is this site's own.

Armament and machinery

Armament and machinery
Propulsion
  • 2 shafts
  • 2 × diesel engines
  • 2 × electric motors
Power
  • 2800 - 3200 PS (diesels)
  • 750 PS (electric)
Armament
  • 5 × 53.3 cm torpedo tubes (four bow, one stern)
  • 14 × torpedoes
  • 1 × 8.8 cm deck gun (220 rounds)
  • 1 x 2 cm C/30 AA gun

Sister ships

587 more in the class

Sources