The ''K VIII''-class submarine was a three boat class of

submarine A submarine (or sub) is a watercraft capable of independent operation underwater. It differs from a submersible, which has more limited underwater capability. The term is also sometimes used historically or colloquially to refer to remotely op ...

s of the Koninklijke Marine (Royal Netherlands Navy). The class varied from due to the removal of two external torpedo tubes, which were removed to reduce the boats' vulnerability to depth charging. The boat had a diving depth of . All ships were still in service at the start of

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

. During the war ''K IX'' was transferred to the

Royal Australian Navy The Royal Australian Navy (RAN) is the principal naval force of the Australian Defence Force (ADF). The professional head of the RAN is Chief of Navy (CN) Vice Admiral Mark Hammond AM, RAN. CN is also jointly responsible to the Minister of ...

and renamed ''K9''.

Boats

References

Description of class
{{WWII Dutch ships Submarine classes