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W48
Photo: United States Army · Wikimedia Commons · Public domain
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W48

Nuclear Warheads · United States · 1963
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W48

W48
W48 Photo: United States Army · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Yield
60
Yield-to-Weight Efficiency
85
Deliverability
70
Safety
65
Reliability
70
Miniaturization
80
Survivability
60
Variable-Yield Flexibility
40
Strategic Impact
70
Technology
75
Origin United States
CategoryNuclear Warheads
EraCold War
In service1963–1992
Operators1 countries
Data Quality84%
MASS(Military Archive Scoring System)
69
Nuclear Warheads MASS Rating
17/26
Cold War
30/51
All-Time
Nuclear Warheads · 10 axes scored
Yield
60
Yield-to-Weight Efficiency
85
Deliverability
70
Safety
65
Reliability
70
Miniaturization
80
Survivability
60
Variable-Yield Flexibility
40
Strategic Impact
70
Technology
75
ⓘ Regardless of era, the same scoring system applies to all units in the nuclear warheads category.
01 / Overview
W48
Production
1963–1992
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
NUCLEAR WARHEADS · COLD WAR
17
PERFORMANCE/PRICE
65
UNIT COST (2025 USD)
—
69
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 Typeimplosion-type fission
  • Service Entry Year1963
  • Weight0.2 kg
  • Length0.864 m
  • Diameter218 mm
  • In ServiceYes
▣Delivery5MOD.5
◇Production2MOD.2
  • Designer / LabLawrence Livermore National Laboratory
  • Operators1
03 / History
SERVICE LIFESPANRetired
  1. 1963Production started
  2. 1992Production ended
63
years in service
29
years in production
0
countries operating
ⓘ 1 countries retired it.
04 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE1terms
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Nuclear Warheads entry →