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Ordnance BL 7.5 inch gun Mk I
HMS Antrim Starboard 7.5 inch wing gun.jpg
Starboard wing gun on HMS Antrim
Type Naval gun
Place of origin United Kingdom
Service history
In service 1905 - 1920
Used by Royal Navy
Production history
Designer Vickers
Designed circa. 1901
Specifications
Barrel length 337.5 inches (8,572 mm) bore (45 calibres)

Shell 200 pounds (90.72 kg)
Calibre 7.5-inch (190.5 mm)
Muzzle velocity 2,700 feet per second (820 m/s)[1]

The BL 7.5 inch gun Mk I was a British 45 calibres 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This gun was only mounted on Devonshire class cruisers commissioned in 1905, and was quickly superseded by the 50-calibres 7.5 inch MK II gun.

See also

Notes

  1. 2700 ft/sec firing a 200-pound projectile: Brasseys Naval Annual 1902 using 61 lb cordite MD size 26 propellant : Treatise on Ammunition 1915

External links



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