12-inch/50-caliber gun (Argentina)
The 12"/50 caliber Bethlehem gun was a US naval gun designed in 1910 as the main armament for the Argentine Navy's dreadnought battleships of the Rivadavia class.
| 12"/50 caliber Bethlehem gun | |
|---|---|
a main gun of the battleship ARA Moreno during its construction, sometime between 1910 and 1915. | |
| Type | Naval gun |
| Place of origin | United States |
| Service history | |
| In service | 1915–1956 |
| Used by | Rivadavia-class battleships |
| Wars | World War I, World War II |
| Production history | |
| Designed | 1910 |
| Manufacturer | Bethlehem Steel Corporation |
| Specifications | |
| Mass | 66 tons |
| Barrel length | 50 ft 6 in (15.39 m) bore (50 cal) |
| Caliber | 12 inches (304.8 mm) |
| Recoil | 38 inches (97 cm) |
| Rate of fire | 2.0–3.0 rounds per minute |
| Maximum firing range | 24,000 yd (22,000 m) |
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