Kapal silem ya iku wangun kapal kang bisa silem ana ing sangisoré parmukaan  banyu, lumrahé dimigunakake tumuju ing kapentingan militèr. Sabageyan Angkatan Sagara duwé lan ngelakokake kapal silem déning cacah lan jinisé ing saben nagara aneka rupa lan jinisé.Minangka dimupangatake tumuju ing kapentingan militèr, kapal silem uga dimumpangatake tumuju ing kajian èlmu pangetahuan sagara lan banyu tawar uga tumuju ing tugas utawa pamarkaryaan sajeroning njero sagara kang ora bisa dilakoni ing panyilem (penyelam) manungsa

Jinis
 Kapal Silam Militèr
 Kapal Silam Non Militèr

Pranala njaba 

  Sejarah kapal selam. 
  Kapal selam Srenggala Laut.
 Submariners Association - UK Submariners site and Boat Database
 German Submarines of WWII and U-boat losses in 1943
 Role of the Modern Submarine
 U.S. World War II Submarine Veterans History Project
 Record breaking Japanese Submarines
 German U-Boats 1935–1945 
 U.S. submarine photo archive
 The Invention of the Submarine
 The Fleet Type Submarine Online  US Navy submarine training manuals, 1944-1946. 
 The Home Front: Manitowoc County in World War II: Video footage of submarine launches into Lake Michigan during World War II.
 DutchSubmarines : Including first ever submarine
 List of active Naval Submarines

 

Kapal