BL 7.5-inch Mk I naval gun
Naval gun
Ordnance BL 7.5-inch gun Mk I | |
---|---|
![]() Starboard wing gun on HMS Antrim | |
Type | Naval gun |
Place of origin | United Kingdom |
Service history | |
In service | 1905–1922 |
Used by | Royal Navy |
Wars | World War I |
Production history | |
Designer | Vickers |
Designed | circa. 1901 |
Manufacturer | Vickers |
Produced | 1905 |
No. built | 33 |
Specifications | |
Mass | 13.7 long tons (13.9 t) |
Barrel length | 28 feet (8.534 m) bore (45 calibres) |
Shell | 200 pounds (90.7 kg) |
Calibre | 7.5 inches (191 mm) |
Breech | Welin breech block |
Elevation | -5° to +15° |
Rate of fire | 4-5 rpm |
Muzzle velocity | 2,700 ft/s (820 m/s)[1] |
Effective firing range | 7.9 mi (12.7 km) at 15°[2] |
The BL 7.5-inch gun Mk I was a British 45-calibre, medium-velocity, naval gun which entered service with the Royal Navy in 1905.
History
This gun was only mounted on Devonshire class cruisers commissioned in 1905, and was quickly superseded by the 50-calibre 7.5-inch Mk II gun.
See also
Notes
References
- Friedman, Norman (2011). Naval Weapons of World War One. Barnsley, South Yorkshire, UK: Seaforth. ISBN 978-1-84832-100-7.
External links
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Wikimedia Commons has media related to BL 7.5 inch Mk I naval gun.
- Tony DiGiulian, British 7.5"/45 (19 cm) Mark I
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