M FLAG SUPERIOR

M CLASS SUBMARINES
1917-1932.
UNTIL THE SECOND WORLD WAR, IT WAS USUAL FOR SUBMARINES TO HAVE ONLY A PENNANT NUMBER AND NO NAME; WINSTON CHURCHILL DIRECTED THAT ALL SUBMARINES BE NAMED.

©RN Communications Branch Museum/Library



Pennant Number
Name
Information
ML
EX K18 1917-1925 SUNK
M2
EX K19 1918-1932 SUNK
M3
EX K20 1918-1932
M4
EX K21 1917-1921 HULL SOLD TO BUILDER - ARMSTRONG