BL 7.5-inch naval howitzer
The BL 7.5-inch howitzer (naval) was a British anti-submarine mortar developed during World War I.
| BL 7.5-inch naval howitzer | |
|---|---|
On SS Boonah | |
| Type | Anti-submarine mortar |
| Place of origin | United Kingdom |
| Service history | |
| In service | 1917 - 192? |
| Used by | British Empire |
| Wars | World War I |
| Specifications | |
| Mass | Gun & breech 812 pounds (368 kg) |
| Barrel length | Bore 63.75 inches (1.619 m) |
| Shell | HE 100 pounds (45.4 kg) |
| Calibre | 7.5-inch (191 mm) |
| Breech | single-motion interrupted screw |
| Muzzle velocity | 480 feet per second (146 m/s) |
| Maximum firing range | 2,100 yards (1,920 m) |
| Filling | TNT |
| Filling weight | 43 pounds (19.5 kg) |
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