|Ordnance BL 9.2 inch gun Mk VIII|
|Place of origin||United Kingdom|
|In service||1897 - 1918|
|Used by||Royal Navy|
|Weight||25 tons barrel & breech|
|Barrel length||368.7 inches (9,360 mm) (40.08 calibres)|
|Shell||380 pounds (170 kg)|
|Calibre||9.2-inch (233.7 mm)|
|Muzzle velocity||2,347 feet per second (715 m/s)|
|Maximum range||12,400 yards (11,300 m)|
It was mounted on the Powerful-class cruisers from 1897. After they were decommissioned some of the guns were used in coast defence in the UK, and from 1916 one was mounted on the monitor HMS Marshal Ney.
- Text Book of Gunnery 1902, Table XII Page 336
- 380 lb shell, with 63 lb cordite propellant size 40. Text Book of Gunnery 1902, Table XII page 336; Treatise on Ammunition 1915.
- Mk VIII = Mark 8. Britain used Roman numerals to denote Marks (models) of ordnance until after World War II. Mark VIII indicates this was the eighth model of BL 9.2-inch naval gun.
- Text Book of Gunnery, 1902. London: Printed for His Majesty's Stationary Office, by Harrison and Sons, St. Martin's Lane
- Tony DiGiulian, British 9.2"/40 (23.4 cm) Mark VIII
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