| Barrels | Sixty (60) | |
|---|---|---|
| Mounts | Fifteen (15) | |
| Projectile Weight | 2 pounds | |
| Muzzle Velocity | 2,890 feet/second | |
| Range | Surface Barrel Elevation = 42 deg. |
11,000 yards (6.25 miles) |
| Anti Aircraft Barrel Elevation = 90 deg. |
22,800 yards (12.9 miles) | |
| Firing Cycle | 160 rounds per minute or 2.6 per second | |
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The Quad 40's, loaded by ammunition clips, could fire almost as fast as the gun crews could load them, and were used against aircraft which got inside the range of the 5-inch guns. |
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