203 mm/50 Model 1924
The 203 mm /50 Model 1924 was an Italian 203 mm (8 inch) naval gun. Manufactured by the Ansaldo engineering company in the years before World War II for the Italian Navy, the use of these guns was limited to the Trento-class heavy cruisers and coastal defense batteries during the second world war.
| 203 mm /50 Model 1924 | |
|---|---|
Model 1924 guns of the heavy cruiser Trieste. | |
| Type | Naval gun Coastal defense gun |
| Place of origin | Italy |
| Service history | |
| In service | 1928—1945 |
| Used by | Italy |
| Wars | World War II |
| Production history | |
| Designed | 1924 |
| Manufacturer | Ansaldo |
| Specifications | |
| Mass | 21.4 metric tons |
| Length | 10.53 meters (34 ft 7 in) |
| Barrel length | 10.16 meters (33 ft 4 in) 50 caliber |
| Shell weight | Early: 125.3 kilograms (276 lb) Late: 118 kilograms (260 lb) |
| Caliber | 203 millimeters (8.0 in) |
| Breech | Welin breech block |
| Elevation | -7° to +45° |
| Traverse | -150° to +150° |
| Rate of fire | 3 rpm |
| Muzzle velocity | Early: 905 m/s (2,970 ft/s) Late: 840 m/s (2,800 ft/s) |
| Maximum firing range | Early: 31.32 kilometres (19.46 mi) at +45° Late: 28 kilometres (17 mi) at +45° |
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