HMS F3
Encyclopedia
HMS F3 was a British F class submarine
British F class submarine
The F class submarine was built for the Royal Navy as a coastal submarine based on the doubled hulled V class submarine with very few minor improvements. The only important improvement was the addition of a stern torpedo tube...
of the Royal Navy
Royal Navy
The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...
. She was built at John I. Thornycroft & Company
John I. Thornycroft & Company
John I. Thornycroft & Company Limited, usually known simply as Thornycroft was a British shipbuilding firm started by John Isaac Thornycroft in the 19th century.-History:...
, laid down 12 October 1914 and launched 9 February 1916.
F3 was broken up in Portsmouth in 1920.