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8inch Triple Gun Mount Mk.9

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No.356 8inch三連装砲 Mk.9
RedGunMedium.png Medium Caliber Main Gun
Effects: Firepower+11 AA+1 Evasion-1 RangeMedium
Scrap value: Ammo 6 Steel 9 (Unbuildable)

Equipment Card 8inch Triple Gun Mount Mk.9.png

Equipment Character 8inch Triple Gun Mount Mk.9.png

Equipment Item 8inch Triple Gun Mount Mk.9.png

Equipment Full 8inch Triple Gun Mount Mk.9.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

Introduction

米海軍の条約型重巡洋艦の主兵装として開発され、同主力重巡洋艦群に装備された三連装主砲兵装です。
20cm級の砲を一基三門に集約したベーシックでありながら、大火力を備えた主砲兵装です。
米海軍の条約型重巡Pensacola級やNorthampton級の主兵装として運用されました。

Developed by the United States Navy as the main gun of their treaty heavy cruisers, it was equipped on them in a triple mount.
It possesses great firepower even though it is just a basic mounting of three 20 cm guns in a single turret.
It was used as the main gun of the USN's Pensacola and Northampton classes treaty heavy cruisers.

Mechanics

Main GunsSmall Caliber Main GunMedium Caliber Main GunLarge Caliber Main Gun are the main armament 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).

Notes

How To Obtain

Stock equipment of: Houston KaiHouston Kai, HoustonHouston, Northampton KaiNorthampton Kai, NorthamptonNorthampton, Tuscaloosa KaiTuscaloosa Kai, TuscaloosaTuscaloosa

Ranking reward for:

  • Aug 2019: 1-5 (★+3, x2), 6-20 (★+3, x2), 21-100 (★+3, x2), 101-500

Event reward for:

Updates History

Fit Bonuses

Ship Extra Requirement Firepower Torpedo Attack Anti-Air Anti-Submarine Warfare Line of Sight Armor Evasion Note
Northampton-classNorthampton
Houston
+2
Mogami-classMogami
Mikuma
Suzuya
Kumano
+1

Improvement

RedGunMedium.png 8inch Triple Gun Mount Mk.9

Improvement Conversion
★ Improvement
Level
0~5 6~9
Equipment Card 8inch Triple Gun Mount Mk.9 mod.2.png
8inch Triple Gun Mount Mk.9 mod.2
Development material Consumed 5/6 6/9 12/30
Improvement material Consumed 2/3 3/5 7/12
Equipment
Consumed
Equipment Card 20.3cm Twin Gun Mount.png Equipment Card 20.3cm Twin Gun Mount.pngx2 Equipment Card 20.3cm (No.2) Twin Gun Mount.png
Items
Consumed
- Item Icon New Model Gun Mount Improvement Material.png
Resources Fuel20 Ammunition120 Steel160 Bauxite10
Ship Helper Conversion
Ship Banner Houston.png
Houston/Kai
Equipment Card 8inch Triple Gun Mount Mk.9 mod.2.png
8inch Triple Gun Mount Mk.9 mod.2
Mon Tue Wed Thu Fri Sat Sun
Improvement Improved effects
Medium Caliber Main Gun 1★ 2★ 3★ 4★ 5★ 6★ 7★ 8★ 9★ Max★
Firepower 1.00 1.41 1.73 2.00 2.23 2.44 2.64 2.82 3.00 3.16
Night Battle Power 1.00 1.41 1.73 2.00 2.23 2.44 2.64 2.82 3.00 3.16
Accuracy Day 1.00 1.41 1.73 2.00 2.23 2.44 2.64 2.82 3.00 3.16
Accuracy Night 1.30 1.84 2.25 2.60 2.91 3.18 3.44 3.68 3.90 4.11

See Also