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16inch Triple Gun Mount Mk.7

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No.161 16inch三連装砲 Mk.7
RedGunHeavy.png Large Caliber Main Gun (16inch)
Effects: Firepower+24 AA+3 Armor+1 Accuracy+4 RangeLong
Scrap value: Ammo 20 Steel 22 Bauxite 2 (Unbuildable)

Equipment Card 16inch Triple Gun Mount Mk.7.png

Equipment Character 16inch Triple Gun Mount Mk.7.png

Equipment Item 16inch Triple Gun Mount Mk.7.png

Equipment Full 16inch Triple Gun Mount Mk.7.png

Refittable Class
Coastal Defense Ship Destroyer
Light Cruiser Torpedo Cruiser
Heavy Cruiser Training Cruiser
Aviation Cruiser Fast Battleship
Battleship Aviation Battleship
Light Carrier Standard Aircraft Carrier
Armored Carrier Seaplane Tender
Submarine Aircraft Carrying Submarine
Submarine Tender Fleet Oiler
Repair Ship Amphibious Assault Ship



This is a new model triple mount main cannon developed by the United States used as the main weapon for Iowa class battleships.
As an improved main cannon to the one used by a previous class, the power is upgraded due to modifications such as the lengthening of the gun barrel.
It is still in development but, it could also be fired by radar using a radar-linked gun fire control system.


Main GunsSmall Caliber Main GunMedium Caliber Main GunLarge Caliber Main Gun are the main armement used by surface ships. Their main stats are the "firepower" Firepower and "accuracy" Accuracy. They are notably required to trigger all Artillery Spotting attacks as well as some Night Cut-Ins, notably the "Double Attack" (DA).


How To Obtain

Stock equipment of: Iowa KaiIowa Kai, IowaIowa

Ranking reward for:

  • Dec 2015: 1-5, 6-20, 21-100, 101-500
  • Jan 2016: 1-5, 6-20, 21-100
  • Feb 2016: 1-5

Event reward for:

Updates History


Type Name Resource Day 2nd Ship Note
Fuel Ammunition Steel Bauxite Item Icon Development Material.png Item Icon Improvement Material.png # of equipment needed for that upgrade. An asterisk following the number indicates a different equipment is required. Sun Mon Tue Wed Thu Fri Sat
Large Caliber Main Gun 16in Triple Gun Mount Mk.7 0 45 450 750 100 10/15 6/8 3xRedGunHeavy.png Iowa Upgrades to 16in Triple Gun Mount Mk.7 + GFCS
6 16/24 8/12 3xRedGunHeavy.png
10 20/28 12/20 2xRadar.png
Improvement Improved effects
Large Caliber Main Gun 1★ 2★ 3★ 4★ 5★ 6★ 7★ 8★ 9★ Max★
Firepower 1.50 2.12 2.59 3.00 2.35 3.67 3.96 4.24 4.50 4.74
Night Battle Power 1.00 1.41 1.73 2.00 2.23 2.44 2.64 2.82 3.00 3.16
Accuracy 1.00 1.41 1.73 2.00 2.23 2.44 2.64 2.82 3.00 3.16


  • The first US Navy Gun introduced into the game.

See Also

16"/50 caliber Mark 7 gun