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| Barrels | Twenty | |
|---|---|---|
| Mounts | Ten | |
| Projectile Weight | Bombardment | 54 pounds |
| Anti Aircraft | 55 pounds | |
| Muzzle Velocity | 2,600 feet/second | |
| Range | Surface Gun Mount Elevation = 45 deg. |
18,200 yards. (10.3 miles) |
| Altitude Gun Mount Elevation = 85 deg. |
37,200 feet (7 miles) | |
| Firing Cycle | 4 seconds | |
| Supply Carried | 12,800 (Approx) | |
| Crew Per Mount | 37 Men (Including Handling Rooms) | |
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Cut-away view of a 5-inch twin mount. Semi fixed ammunition enabled different types of projectiles to be used with the same powder case. |
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