| 1-inch Nordenfelt gun | |
|---|---|
 Four-barrel version | |
| Type | Naval gun |
| Place of origin | United Kingdom |
| Service history | |
| In service | 1880–1890s |
| Used by | Many navies |
| Production history | |
| Designer | Helge Palmcrantz |
| Manufacturer | Nordenfelt Guns and Ammunition Company |
| Specifications | |
| Mass | 447 pounds (203 kg)[1] |
| Barrel length | 35.48 inches (901 mm)[1] |
| Shell | 7.25 ounces (0.206 kg) solid steel bullet with brass jacket[1] |
| Calibre | 1-inch (25.40 mm) |
| Muzzle velocity | 1,464 feet per second (446 m/s)[1] |
The 1-inch Nordenfelt gun was an early quick-firing light gun intended to defend larger warships against the new small fast-moving torpedo boats in the late 1870s to the 1890s.