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8 inch/45 Mark 6 gun
Photo: United States Navy · Wikimedia Commons · Public domain
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8inch/45Mark6gun

Field Guns · United States · 1906
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8inch/45Mark6gun

8 inch/45 Mark 6 gun
8 inch/45 Mark 6 gun Photo: United States Navy · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Range
60
Firepower
70
Accuracy
55
Rate of Fire
30
Mobility
45
Muzzle Velocity
65
Direct-Fire Capability
20
Reliability
80
Versatility
60
Cost-Effectiveness
75
Origin United States
ManufacturerWashington Navy Yard
CategoryField Guns
EraPre-WWI / Industrial Age
In service1906
Operators1 countries
Quantity148
Data Quality88%
MASS(Military Archive Scoring System)
56
Field Guns MASS Rating
8/77
Pre-WWI / Industrial Age
50/240
All-Time
Field Guns · 10 axes scored
Range
60
Firepower
70
Accuracy
55
Rate of Fire
30
Mobility
45
Muzzle Velocity
65
Direct-Fire Capability
20
Reliability
80
Versatility
60
Cost-Effectiveness
75
ⓘ Regardless of era, the same scoring system applies to all units in the field guns category.
01 / Overview
8 inch/45 Mark 6 gun
Category
Prime contractor
Production
1906–
Quantity
148
Operators
Conflicts
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
FIELD GUNS · PRE-WWI / INDUSTRIAL AGE
8
PERFORMANCE/PRICE
70
UNIT COST (2025 USD)
—
56
field guns category
ⓘ Performance/Price and MASS score are computed across all units in the field guns category, regardless of era.
02 / Specs & Design
◎General4MOD.4
  • Service Entry Year1906
  • Combat Weight18,832.565 kg
  • Travel Weight19,044 kg
  • In ServiceYes
◈Ordnance7MOD.7
▣Performance5MOD.5
  • Maximum Range (standard)32 km
  • Muzzle Velocity866 m/s
  • Rate of Fire (sustained)2
  • Elevation-7° to +45°
  • Traverse*−135° to +135° naval mounts * 360° army M1A1 mount
◇Ammunition8MOD.8
▤Mobility4MOD.4
⬢Dimensions1MOD.1
  • Length9.144 m
▲Production1MOD.1
  • Total Production148
◎Self-Propelled Chassis1MOD.1
03 / History
SERVICE LIFESPANRetired
  1. 1906Production started
  2. 1914First deployment: World War I
120
years in service
148
units produced
0
countries operating
ⓘ 1 countries retired it.
04 / Conflicts
8 INCH/45 MARK 6 GUN · CONFLICTS SERVED IN50% win
Total Conflicts
2
Victories
1
Ongoing
0
Losses
0
ⓘ Shown only from conflicts recorded in our database.
05 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE3terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
Recoil system using a combination of liquid and compressed gas to absorb and return energy from firing.
A breech mechanism in artillery where the screw threads are interrupted to allow quick opening and closing of the breech.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Field Guns entry →