USS Salem CA-139 - 3 Inch Anti Aircraft Guns
Bill Maloney 9/21/2008 |
3 inch 50 caliber Mk 27 & Mk 33 gun mount Specifications:
Shell Weight : 7lbs, 24lb powder charge
Shell Types: HE Fused AA, HE Radar Fused AA
Muzzle Velocity: 2,650fps
Horizontal Range : 10 Miles
Vertical Anti Aircraft Range: 29,000 feet
Rate of Fire : 50 Rounds Per Minute Max
Gun Mount Weight: 15 Tons
Crew: 12 per Turret
Number of Mounts: 11