203 mm 45 caliber Pattern 1892
| 203 mm 45 caliber Pattern 1892 | |
|---|---|
Aft sponson 203 mm gun aboard the cruiser Rossia | |
| Type | Naval gun Coastal artillery Railway artillery |
| Place of origin | Russian Empire |
| Service history | |
| In service | 1895-1920's |
| Used by | Russian Empire Soviet Union Finland |
| Wars | Russo-Japanese War World War I Russian Civil War Winter War Continuation War |
| Production history | |
| Designed | 1892 |
| Produced | 1895 |
| Specifications | |
| Mass | 12.1 t (13.3 short tons) |
| Length | 9.1 m (29 ft 10 in) |
| Barrel length | 7.5 m (24 ft 7 in) |
| Shell | Separate loading bagged charge and projectile |
| Shell weight | 87.8 kg (194 lb) |
| Caliber | 203 mm (8.0 in) 45 caliber |
| Elevation | -5° to +18° |
| Traverse | -135° to +135° |
| Muzzle velocity | 744–899 m/s (2,440–2,950 ft/s) |
| Maximum firing range | 16 km (9.9 mi) at +18° |
The 203 mm 45 caliber Pattern 1892 was a Russian naval gun developed in the years before the Russo-Japanese War that armed a variety of warships of the Imperial Russian Navy during the Russo-Japanese War and World War I. Guns salvaged from scrapped ships found a second life as coastal artillery.