U47

The U47 returning to port after sinking the battleship 'Royal Oak', picture from Tarrant (2000).
The U47 is a submarine model kit sold by Robbe, on this page 
pictures of such a model built by Brian Swan. According to Tarrant (2000), the boats U45 to U44 were commissioned in the period 1938-1939 and are of the Type VIIB class. In total 24 boats of this class were built in WWII.   

 
Class Type VIIB
Build ???
Length 1.7 m
Width 16 cm
Weight 8.5 kg
Transmitter  ????
Ballast system None, dynamic diving

 
Deck of the U47.

 
The U47 model in dry dock.

 
Internals of the model 

 
Goldfish bearing 285, load tubes one and two, fire one, fire two!

 
Deck awash!

 
Rig for silent running. 

 
Plans of the U47, large image (770 x 950 pixels, 106 kB) is here. 

 
Literature

Tarrant, V.E., 2000, 'The U-Boat Offensive, 1914-1945', Sterling Publishing Co. Inc., New York, ISBN 1-85409-520-X.  

Link to Robbe's web site.