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8"/55 caliber Mark 71
Photo: Photographer's Mate 1st Class Carl R. Begy · Wikimedia Commons · Public domain
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8"/55caliberMark71

Naval Guns · United States · 1975
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8"/55caliberMark71

8"/55 caliber Mark 71
8"/55 caliber Mark 71 Photo: Photographer's Mate 1st Class Carl R. Begy · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Rate of Fire
30
Range
40
Lethality
55
Accuracy
50
Ammunition Versatility
30
Multi-Role Capability
25
Reliability
60
Automation
55
Technology
50
Cost-Effectiveness
35
Origin United States
ManufacturerUnited Defense
CategoryNaval Guns
EraCold War
In service1975
Operators1 countries
Data Quality83%
MASS(Military Archive Scoring System)
43
Naval Guns MASS Rating
13/13
Cold War
119/280
All-Time
Naval Guns · 10 axes scored
Rate of Fire
30
Range
40
Lethality
55
Accuracy
50
Ammunition Versatility
30
Multi-Role Capability
25
Reliability
60
Automation
55
Technology
50
Cost-Effectiveness
35
ⓘ Regardless of era, the same scoring system applies to all units in the naval guns category.
01 / Overview
8"/55 caliber Mark 71
Category
Prime contractor
Production
1975–
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
NAVAL GUNS · COLD WAR
13
PERFORMANCE/PRICE
68
UNIT COST (2025 USD)
—
43
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
  • Weapon TypeNaval gun
  • Service Entry Year1975
  • Weight78,425.172 kg
  • Diameter203 mm
◈Performance3MOD.3
  • Range29.26 km
  • Maximum Range (gun)29.26 km
  • Rate of Fire (gun)12
▣Warhead1MOD.1
  • Warhead Typesemi-fixed ammunition
◇Platform2MOD.2
◆Production1MOD.1
  • Operators1
03 / History
SERVICE LIFESPANRetired
  1. 1975Production started
51
years in service
0
countries operating
ⓘ 1 countries retired it.
04 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE1terms
Surface ship from which a torpedo is launched, typically a destroyer, cruiser, or dedicated torpedo boat.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Naval Guns entry →