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fighting ships of the world

KRIEGSMARINE (GERMANY)

COASTAL FORCES

S631 motor torpedo boats (1942-1943/1943-1944)

S631 1943

Name No Builder Laid down Launched Comp Fate
S631 (ex-MTB631)   Wm King, Burnham, UK     8/1942 // 12/1943 sunk 12/1943
S666 (ex-MGB666)   Dorset Yacht, Hamworthy, UK     6/1943 // 7/1944 sunk 8/7/1944

 

Displacement standard, t

95

Displacement full, t

105

Length, m

35.1

Breadth, m

6.48

Draught, m

1.20

No of shafts

4

Machinery

Packard petrol engines

Power, h. p.

5000

Max speed, kts

31

Fuel, t

petrol 21

Endurance, nm(kts) 1200(10)

Armament

S631: 1 x 1 - 40/39 QF Mk VIII, 1 x 2 - 20/70 Oerlikon Mk VIII/IX, 2 x 2 - 12.7/62, 2 - 533 TT, 1 DCR (2)

S666: 1 x 1 - 40/39 QF Mk VIII, 1 x 2 - 20/70 Oerlikon Mk VIII/IX, 2 x 2 - 12.7/92, 1 DCR (2)

Complement

14

Ship project history: Former British boats of Fairmile D type. MTB631 ran aground and was captured at Norwegian coast 14/3/1943, commissioned by Kriegsmarine as S631. MGB666 was damaged and captured at Dutch coasts 5/7/1944, commissioned by Germans as S666.

Modernizations: None.

Naval service: S631 was sunk by British boats in December, 1943. S666 was lost 8/7/1944 as result of fire.

 

Ivan Gogin, 2008-14