RML 12-inch 35-ton gun
| Ordnance RML 12-inch 35-ton gun | |
|---|---|
An interior view of one of the two main battery turrets aboard the British battleship HMS Devastation, showing a rear view of the turret's two 12-inch (305 mm) 35-ton rifled muzzle-loaders. These guns were replaced in 1891 by 10-inch (254 mm) breech-loading rifles. | |
| Type | Naval gun |
| Service history | |
| In service | 1873–1909 |
| Used by | Royal Navy |
| Production history | |
| Designed | 1871 |
| Manufacturer | Royal Arsenal |
| Unit cost | £2,154 |
| No. built | 15 |
| Specifications | |
| Mass | 35 long tons (36,000 kg) |
| Barrel length | 162.5 inches (4.13 m) (bore + chamber) |
| Shell | 706 pounds 12 ounces (320.6 kg) (Palliser) 613 pounds (278.1 kg) (Common & Shrapnel) |
| Calibre | 12-inch (304.8 mm) |
| Muzzle velocity | 1,390 feet per second (420 m/s) |
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RML 12-inch 35-ton guns were large rifled muzzle-loading guns used as primary armament on British battleships of the 1870s. They were the longer and more powerful of the two 12-inch British RML guns, the other being the 25-ton gun.