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Mark39nuclearbomb

Nuclear Warheads · United States · 1957
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Mark39nuclearbomb

Mark 39 nuclear bomb
Mark 39 nuclear bomb Photo: Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Yield
85
Yield-to-Weight Efficiency
75
Deliverability
60
Safety
50
Reliability
65
Miniaturization
55
Survivability
40
Variable-Yield Flexibility
30
Strategic Impact
90
Technology
70
Origin United States
CategoryNuclear Warheads
EraEarly Cold War
In service1957–1959
Operators1 countries
Quantity700
Data Quality84%
MASS(Military Archive Scoring System)
68
Nuclear Warheads MASS Rating
7/13
Early Cold War
32/51
All-Time
Nuclear Warheads · 10 axes scored
Yield
85
Yield-to-Weight Efficiency
75
Deliverability
60
Safety
50
Reliability
65
Miniaturization
55
Survivability
40
Variable-Yield Flexibility
30
Strategic Impact
90
Technology
70
ⓘ Regardless of era, the same scoring system applies to all units in the nuclear warheads category.
01 / Overview
Mark 39 nuclear bomb
Production
1957–1959
Quantity
700
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
NUCLEAR WARHEADS · EARLY COLD WAR
7
PERFORMANCE/PRICE
60
UNIT COST (2025 USD)
—
68
nuclear warheads category
ⓘ Performance/Price and MASS score are computed across all units in the nuclear warheads category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • Warhead Typethermonuclear
  • Service Entry Year1957
  • Weight3,060 kg
  • Length3.556 m
  • Diameter350 mm
  • In ServiceNo
◈Yield6MOD.6
▣Delivery5MOD.5
◆Production3MOD.3
  • Number Built700
  • First Test1956
  • Operators1
03 / History
SERVICE LIFESPANRetired
  1. 1957Production started
  2. 1959Production ended
69
years in service
2
years in production
700
units produced
0
countries operating
ⓘ 1 countries retired it.
04 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE5terms
A gravity bomb is a type of bomb that relies on gravity to guide it to its target, using no thrust or lift during its descent.
Explosive payload of a missile, designed to inflict damage on a target.
A nuclear warhead feature that prevents detonation from a single point of impact or shock.
Relating to nuclear weapons that derive destructive power from both fission and fusion reactions, typically used in intercontinental ballistic missiles.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Nuclear Warheads entry →