Submarines ( U-Boats for short ) of the Russian Navy ( Soviet Navy ) were developed as consecutively numbered "projects" that were not always given a clear (class) name. By the NATO classes during received Cold War based on intelligence information identifiers, which did not correspond with the original project name.
Most of the Russian (and Soviet) submarines had no names, but were simply identified by an identifier. This identifier was preceded by letters (prefix) that defined the type of boat:
Individual boats were acquired abroad by the Imperial Russian Navy , including the first Troelle submarine built in Germany . In particular, the Karp class with three units for the Russian Navy was built at the Germania shipyard in Kiel .
The main building yard for Russian submarines was the Baltic Shipyard in St. Petersburg, where the single ship Delfin , six boats of the Kasatka class , the single ships Minoga and Akula and 18 boats of the Bars class , the largest class in terms of number and displacement, were built. On the Nevsky Shipyard seven boats emerged after US plans Som class and the Crichton Shipyard in St. Petersburg four of the boats Cayman class . In Nikolajew three boats of the Morzh class , three of the Narval class according to American plans and six of the Bars class as well as the mine-laying boat Krab were built . During the World War, the Baltic shipyard and the shipyard in Nikolajew in Canada assembled prefabricated submarines of the AG class (Amerikanski Golland).
