


Type B-class Midget Submarine
Country | Japan |
Displacement | 47 tons full |
Length | 78 feet |
Beam | 6 feet |
Draft | 10 feet |
Machinery | Battery/electric?, 40hp diesel, two counter-rotating screws |
Speed | 6 knots |
Range | 500nm at 6 knots surfaced, 84nm at 6 knots submerged |
Crew | 2 |
Armament | 2x457mm muzzle-loaded torpedoes |
Contributor: David Stubblebine
This article refers to the entire Type B-class; it is not about an individual vessel.
ww2dbaseJust one Ko-hyoteki Otsu Gata Type B midget submarine prototype was built in 1942 to test improvements to the Type A. Some sources suggest that a few Type A's were retrofitted into Type B's, but sources conflict.
ww2dbaseSOurces: Sources: Wikipedia; Naval History & Heritage Command; Combined Fleet.
Last Major Revision: Feb 2009
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