75 mm 50 caliber Pattern 1892
The 75 mm 50 caliber Pattern 1892 was a Russian naval gun developed in the years before the Russo-Japanese War that armed the majority of warships of the Imperial Russian Navy during the Russo-Japanese War and World War I. The majority of ships built or refit between 1890 and 1922 carried Pattern 1892 guns. During its career the role of the guns evolved from one of anti-torpedo boat defense to coastal artillery and anti-aircraft use.
| 75 mm 50 caliber Pattern 1892 | |
|---|---|
75 mm 50 caliber Pattern 1892 at the Naval Museum Varna Bulgaria. | |
| Type | Naval gun Coastal artillery Anti-aircraft gun |
| Place of origin | France |
| Service history | |
| In service | 1892–1945 |
| Used by | Russian Empire Soviet Union Estonia Finland Poland France |
| Wars | Boxer Rebellion Russo-Japanese War World War I Russian Civil War Winter War World War II |
| Production history | |
| Designer | Canet |
| Designed | 1891 |
| Manufacturer | Obukhov Perm |
| Produced | 1892 |
| Specifications | |
| Mass | 901 kg (1,986 lb) |
| Length | 3.7 m (12 ft 2 in) |
| Barrel length | 2.9 m (9 ft 6 in) |
| Shell | Fixed QF ammunition |
| Shell weight | 4.9 kg (11 lb) |
| Caliber | 75 mm (3.0 in) 50 caliber |
| Elevation | Naval: -7° to +20° AA: -7° to +75° |
| Traverse | 360° |
| Rate of fire | 12–15 rpm |
| Muzzle velocity | 862 m/s (2,830 ft/s) |
| Maximum firing range | Naval: 7.8 km (4.8 mi) at +20° AA: 4.9 km (16,000 ft) at +60° |
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