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8 cm/40 3rd Year Type  gun
Photo: Megapixie at English Wikipedia · Wikimedia Commons · Public domain
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8cm/403rdYearTypegun

Naval Guns · Japan · 1914
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8cm/403rdYearTypegun

8 cm/40 3rd Year Type  gun
8 cm/40 3rd Year Type gun Photo: Megapixie at English Wikipedia · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Rate of Fire
30
Range
20
Lethality
35
Accuracy
40
Ammunition Versatility
50
Multi-Role Capability
25
Reliability
85
Automation
5
Technology
15
Cost-Effectiveness
80
Origin Japan
CategoryNaval Guns
EraWorld War I
In service1914–1945
Operators3 countries
Data Quality88%
MASS(Military Archive Scoring System)
36
Naval Guns MASS Rating
22/25
World War I
191/280
All-Time
Naval Guns · 10 axes scored
Rate of Fire
30
Range
20
Lethality
35
Accuracy
40
Ammunition Versatility
50
Multi-Role Capability
25
Reliability
85
Automation
5
Technology
15
Cost-Effectiveness
80
ⓘ Regardless of era, the same scoring system applies to all units in the naval guns category.
01 / Overview
8 cm/40 3rd Year Type gun
Category
Country
Production
1914–1945
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
NAVAL GUNS · WORLD WAR I
22
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
36
naval guns category
ⓘ Performance/Price and MASS score are computed across all units in the naval guns category, regardless of era.
02 / Specs & Design
◎General4MOD.4
  • Service Entry Year1897
  • Weight2,401 kg
  • Diameter76.2 mm
  • In ServiceYes
◈Guidance & Homing1MOD.1
▣Performance2MOD.2
  • Range5.4 km
  • Maximum Range (gun)10.8 km
◇Platform3MOD.3
◆Production1MOD.1
  • Operators4
03 / History
SERVICE LIFESPANRetired
  1. 1914Production started
  2. 1945Production ended
112
years in service
31
years in production
0
countries operating
ⓘ 3 countries retired it.
04 / Operators
📖 TERMS ON THIS PAGE3terms
Surface ship from which a torpedo is launched, typically a destroyer, cruiser, or dedicated torpedo boat.
Ship-launched: a torpedo designed to be deployed from surface warships using onboard launch tubes or deck-mounted launchers.
Designation for intercontinental ballistic missiles (ICBMs) deployed and launched from submerged submarines.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Naval Guns entry →