ORP Bielik, formerly HNoMS Svenner (S309), is one of four s in service with the Polish Navy

Polish Navy

The Marynarka Wojenna Rzeczypospolitej Polskiej - MW RP Polish Navy, is the branch of Republic of Poland Armed Forces responsible for naval operations...

. The vessel and its sister ships were built in the period 1964 - 67 by Rheinstahl Nordseewerke

Nordseewerke

Nordseewerke is a shipbuilding company located in Emden, Germany. The name Nordseewerke means "North Sea shipyard" in German. The shipyard employs some 1,400 people and is the second-largest plant in Emden, following Volkswagen...

 GmbH in Emden

Emden

Emden is a city and seaport in the northwest of Germany, on the river Ems. It is the main city of the region of East Frisia; in 2006, the city had a total population of 51,692.-History:...

, West Germany

West Germany

West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....

 for the Royal Norwegian Navy

Royal Norwegian Navy

The Royal Norwegian Navy is the branch of the Norwegian Defence Force responsible for naval operations. , the RNoN consists of approximately 3,700 personnel and 70 vessels, including 5 heavy frigates, 6 submarines, 14 patrol boats, 4 minesweepers, 4 minehunters, 1 mine detection vessel, 4 support...

. The Kobben class submarines were gifted to Poland

Poland

Poland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...

 in the 2002-2004 period after having been replaced by Ula class

Ula class submarine

The Ula class is a Norwegian submarine type which was assembled in Germany in the late 1980s and early 1990s. The class, consisting of 6 vessels, is currently the only submarine type in service with the Royal Norwegian Navy.-History:...

 submarines in Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

. Before entering active Polish service the boat was modified in Gdańsk

Gdansk

Gdańsk is a Polish city on the Baltic coast, at the centre of the country's fourth-largest metropolitan area.The city lies on the southern edge of Gdańsk Bay , in a conurbation with the city of Gdynia, spa town of Sopot, and suburban communities, which together form a metropolitan area called the...

.