Trident II D5
«UGM-133A Trident II»
BallisticICBM — intercontinental (>5500 km)United States / United Kingdom1990In service
Three-stage strategic SLBM with high accuracy, the cornerstone of US and UK sea-based nuclear deterrence.
Ballistic//ICBM — intercontinental (>5500 km)
ID — TRIDENT-II-D5United States / United Kingdom · Lockheed Martin Space
Trident II D5
UGM-133A Trident II
Three-stage strategic SLBM with high accuracy, the cornerstone of US and UK sea-based nuclear deterrence.
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Data trust
- Reliability
- Unverified
- Sources
- Sources pending review
Identity
- Designation
- Trident II D5
- Alias
- UGM-133A Trident II
- Manufacturer
- Lockheed Martin Space
- Country
- United States / United Kingdom
- Year
- 1990
- Category
- Ballistic
- All sub-types
- ICBM — intercontinental (>5500 km)
- Status
- In service
Performance
- Range
- 12000 km
- Top speed
- Mach 20+
- Guidance
- Inerziale + astrocorrezione
- Warhead
- MIRV nucleare W76/W88 o testate britanniche equivalenti
- CEP
- 90 m
Physical characteristics
- Launch platform
- SSBN classe Ohio / Vanguard / Dreadnought
- Length
- 13.4 m
- Launch weight
- 59000 kg
Tags
Nuclear-capable
Main operators
United StatesUnited Kingdom
History
Entering service in 1990, Trident II D5 replaced the C4 with intercontinental range, MIRV capability and accuracy compatible with counterforce missions.
It arms the SSBN deterrent fleets of the US Navy and Royal Navy; the D5LE program extends service life into the 2040s-2050s.
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