Canon de 305 mm Modèle 1887
The Canon de 305 mm Modèle 1887 was a heavy naval gun used as the main armament of a number of French pre-dreadnoughts and coastal defense ships during World War I. Eight were converted to railway artillery in World War I and four were used during World War II.
| Canon de 305 mm Modèle 1887 | |
|---|---|
The French battleship Jaureguiberry with its fore/aft 305 mm modèle 1887 guns. | |
| Type | Naval gun Railway artillery |
| Place of origin | France |
| Service history | |
| In service | 1887-1945 |
| Used by | France |
| Wars | World War I World War II |
| Specifications | |
| Mass | 45.7 t (50 short tons) |
| Length | 13.9 m (46 ft) |
| Barrel length | 13.5 m (44 ft) |
| Shell | Separate loading bagged charges and projectile |
| Shell weight | 292–340 kg (644–750 lb) |
| Caliber | 305 mm (12 in) 45 caliber |
| Elevation | -5° to +15° |
| Traverse | -150° to +150° |
| Rate of fire | 1 rpm |
| Muzzle velocity | 780–815 m/s (2,560–2,670 ft/s) |
| Maximum firing range | 12 km (7.5 mi) at +15° |
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