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French 3.9"/45 M1930 Gun


Photograph of 3.9"/45 gun turrets

U.S. Navy. Via Wikimedia Commons.

Cropped by author.


Specifications:


Bore
3.937"
100 mm
Ammunition type
Fixed SAP or timed HE shells

Projectile weight

29.7 lbs
13.47 kg

Velocity

2575 feet per second
785 m/s

Maximum elevation     

80 degrees

Range

17,280 yards
15,800 meters
Altitude
32,280 feet
10,000 meters

Firing cycle

6 seconds

This gun was pressed into service to replace some of the unsuccessful 6" dual-purpose guns on the Richelieu class.


References

Campbell (1985)



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