Data Quality84%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the nuclear warheads category.
01 / Overview
Yellow Sun
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
NUCLEAR WARHEADS · EARLY COLD WAR
10
PERFORMANCE/PRICE
58
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the nuclear warheads category, regardless of era.
02 / Specs & Design
◎General6MOD.6
- Warhead TypeGreen Grass (fission), Red Snow (thermonuclear)
- Service Entry Year1959
- Weight3,288 kg
- Length6.4 m
- Diameter1,219 mm
- In ServiceYes
◈Yield6MOD.6
- Yield400
- Yield Range400 kt to 1.1 Mt
- ThermonuclearYes
- Boosted FissionNo
- Variable Yield (Dial-a-Yield)No
- Enhanced Radiation (Neutron)No
▣Delivery5MOD.5
- Delivery SystemsStrategic bomber (V-bomber force)
- MIRV-CompatibleNo
- Missile WarheadNo
- Gravity BombYes
- Artillery ShellNo
◇Production1MOD.1
- Designer / LabUnited Kingdom (Royal Air Force, Atomic Weapons Research Establishment)
03 / History
SERVICE LIFESPANRetired
- 1959Production started
- 1966Production ended
67
years in service
7
years in production
0
countries operating
ⓘ 1 countries retired it.
05 / MASS Score
NUCLEAR WARHEADS RANKING Nuclear Warheads · Early Cold War
MASS RANKINGSMASS ↗
45NUCLEAR WARHEADS10EARLY COLD WAR · NUCLEAR WARHEADS518UNITED KINGDOM · ALL WEAPONS40PERFORMANCE/PRICE · NUCLEAR WARHEADS
ⓘ Rankings are within theNuclear Warheadscategory.
📖 TERMS ON THIS PAGE2terms
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.
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