HIJMS RO-100 (Kaisho / Type KS) Development and production of the RO-100 series (sometimes referred to as "Kaisho" or "small" or simply Type "KS") of Japanese submarines was started in earnest beginning in 1940. The vessels (eighteen in total) were designed...
Type VII Type VII u-boats made up a large part of the u-boat fighting force in the Atlantic. This class of fighting ship helped the German Navy reign the high seas between America and England for years and became the face of the U-boa...
1936
7
Type XXI The Type XXI series of German U-boats were a phenomenal revolutionary design brought about in 1944. Their type was designed specifically for lengthy underwater operations centered around proven high-powered electrical machine...
1944
8
Type XXIII The Kriegsmarine Type XXIII were developed as smallish coastal submarines to operate in the shallow waters between England and France and the Mediterranean Sea. These boats were part of the all-new electric boat designs pione...
1944
9
USS Ling (SS-297) The Ling (SS-297) is a late model Balao class and was the result of an improved Gato class submarine which 77 were produced. A major difference between the two boats was an improved pressure hull in the Balao class having 7/...
1943
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Totals:
9
There are a total of 9 Diesel-Electric Submarines in the Military Factory.
