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20 pound bomb
Photo: Steve Johnson http://www.cyber-heritage.co.uk · Wikimedia Commons · Attribution
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20poundbomb

General Purpose (Iron) Bombs · United Kingdom
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20poundbomb

20 pound bomb
20 pound bomb Photo: Steve Johnson http://www.cyber-heritage.co.uk · Wikimedia Commons · Attribution
* Absolute score — assessed within category · no era adjustment
Lethality
30
Reliability
95
Versatility
60
Platform Compatibility
85
Penetration
10
Guidance-Kit Compatibility
0
Availability
90
Effect Radius
25
Technology
5
Cost-Effectiveness
95
Origin United Kingdom
CategoryGeneral Purpose (Iron) Bombs
Operators5 countries
Data Quality85%
51
General Purpose (Iron) Bombs MASS Rating
82/111
All-Time
General Purpose (Iron) Bombs · 10 axes scored
Lethality
30
Reliability
95
Versatility
60
Platform Compatibility
85
Penetration
10
Guidance-Kit Compatibility
0
Availability
90
Effect Radius
25
Technology
5
Cost-Effectiveness
95
ⓘ Regardless of era, the same scoring system applies to all units in the general purpose (iron) bombs category.
01 / Overview
20 pound bomb
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
GENERAL PURPOSE (IRON) BOMBS
—
PERFORMANCE/PRICE
90
UNIT COST (2025 USD)
—
51
general purpose (iron) bombs category
ⓘ Performance/Price and MASS score are computed across all units in the general purpose (iron) bombs category, regardless of era.
02 / Specs & Design
◎General5MOD.5
  • Munition Typeiron bomb
  • Total Weight9.07 kg
  • Length0.6 m
  • Diameter109 mm
  • In ServiceYes
◈Guidance5MOD.5
▣Warhead & Effect7MOD.7
◇Delivery2MOD.2
◆Platform3MOD.3
▤Production1MOD.1
  • Variants0
⬢Warhead Detail2MOD.2
  • Detonation Mechanism / Fuzecontact fuze or altimeter/proximity fuze
  • Explosive Filler Weight4.54 kg
03 / History
04 / Operators
05 / MASS Score
📖 TERMS ON THIS PAGE2terms
A streamlined design reducing air resistance to increase the speed or accuracy of a Gravity Bomb.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the General Purpose (Iron) Bombs entry →