BL 7.5-inch Mk VI naval gun
The BL 7.5-inch gun Mark VI was the 45 calibre naval gun forming the main battery of Royal Navy Hawkins-class cruisers. These ships with seven single gun mounts were significant to the cruiser limitations defined by the Washington Naval Treaty.
| Ordnance BL 7.5-inch gun Mk VI | |
|---|---|
Gun on HMS Frobisher off the south coast of England, 5 June 1944, 12 hours before D-Day | |
| Type | Naval gun Coast defence gun |
| Place of origin | United Kingdom |
| Service history | |
| In service | 1919–1945 |
| Used by | Royal Navy |
| Wars | World War II |
| Production history | |
| No. built | 44 |
| Specifications | |
| Mass | 14 tonnes (14,000 kg) |
| Barrel length | 337.5 inches (8.6 m); (45 calibres) |
| Shell | 200 pounds (91 kg) |
| Calibre | 7.5-inch (190 mm) |
| Muzzle velocity | 2,770 feet per second (844 m/s) |
| Maximum firing range | 12 miles (19 km) |
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