RML 64-pounder 64 cwt gun | |
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![]() Fortification mounted MK III gun firing at Fort Glanville Conservation Park, South Australia | |
Type | Naval gun Fortification gun |
Place of origin | United Kingdom |
Service history | |
In service | 1865–190? |
Used by | British Empire |
Production history | |
Designer | Woolwich Arsenal |
Designed | 1864 |
Manufacturer | Woolwich Arsenal Elswick Ordnance Company |
Variants | Mk I, II, III |
Specifications | |
Mass | 64-long-hundredweight (3,300 kg) |
Length | 9.83 in (25.0 cm)[1] |
Barrel length | 97.5 in (248 cm) bore |
Shell | 64 pounds (29 kg)[2] |
Calibre | 6.3 inches (160 mm) |
Action | RML |
Breech | Muzzle-loading |
Muzzle velocity | Wrought-iron tube : 1,252 feet per second (382 m/s) Mk III steel tube : 1,390 feet per second (420 m/s)[3] |
Effective firing range | 5,000 yards (4,600 m)[2] |
The RML 64-pounder 64 cwt gun is a Rifled, Muzzle Loading (RML) naval, field or fortification artillery gun manufactured in England in the 19th century,[2] which fired a projectile weighing approximately 64 pounds (29 kg). "64 cwt" refers to the gun's weight rounded up to differentiate it from other "64-pounder" guns.