USS Pennsylvania 14 Inch Naval Gun Specifications:
Caliber: 14 inches / 45
Barrel Length: 75 Feet
Number of Rifleing Grooves: 84
Breech Diameter: 46 Inches
Rate of Fire: 1.5 rounds per minute
Weight: 142,500lbs
Shell Weight: 1,400lbs
Shell Length: 56 1/4 Inches
Propellant: 4 bagged charges, 365lbs total
Muzzle Velocity: 2,700fps
Range: 34,000 yards
Entered Service: 1910
Where Built: Bethlehem Steel , Bethlehem, PA
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