RBL 12-pounder 8 cwt Armstrong gun
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The Armstrong Breech Loading 12 pounder 8 cwt, later known as RBL 12 pounder 8 cwt, was an early modern 3-inch rifled breech-loading field gun of 1859.
Quick Facts Type, Place of origin ...
RBL 12 pounder 8 cwt gun | |
---|---|
Type | Field gun |
Place of origin | United Kingdom |
Service history | |
In service | 1859–19?? |
Used by | British Empire |
Wars | New Zealand Wars Second Opium War |
Production history | |
Designer | W.G. Armstrong Co. |
Manufacturer | Royal Gun Factory |
Unit cost | £79 - £170[1] |
Specifications | |
Barrel length | First model: total 84-inch, bore 73.375-inch New model: total 72-inch, bore 61.375-inch (20.46 calibres)[2] |
Crew | 9[3] |
Shell | 10 lb 11 oz Shrapnel 11 lb 4 oz common shell 10 lb 8 oz Segment 10 lb 9 oz case |
Calibre | 3-inch (76.2 mm) |
Breech | Armstrong screw with vertical sliding vent-piece (block) |
Muzzle velocity | 1,239 feet per second (378 m/s)[2] |
Effective firing range | 3,400 yards (3,100 m) |
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