Type Naval gun Designed 1904 | In service 1908 - 1945 Number built Mk VIII: 246
Mk XI: 30 | |
 | ||
Used by United Kingdom
Australia Wars World War I - World War II | ||
The BL 4-inch gun Mark VIII was a British medium-velocity wire-wound naval gun introduced in 1908 as an anti-torpedo boat gun in smaller ships whose decks could not support the strain of the heavier and more powerful Mk VII gun.
Contents
Mk VIII History
The gun succeeded the QF 4 inch Mk III, whose 25-pound (11 kg) shell had been considered insufficiently powerful for its intended role. The BL Mk VIII fired a 31-pound (14 kg) shell. It armed the following warships :
The gun was succeeded in its class from 1911 by the QF 4 inch Mk IV.
In World War II many guns were used to arm merchant ships.
Mk XI submarine gun
A Mk XI variant was adapted to arm submarines :
References
BL 4 inch naval gun Mk VIII Wikipedia(Text) CC BY-SA