Trident II D5
Type: Submarine-Launched Ballistic Missile
Domain: sea
Country of Origin: United States
Manufacturer: Lockheed Martin
First Deployed: 1990
Overview
Primary strategic nuclear deterrent weapon deployed on Ohio-class and future Columbia-class SSBNs. Three-stage solid-fuel SLBM with range exceeding 12,000 km carrying multiple independently targetable reentry vehicles (MIRVs). Life Extension 2 (LE2) program ensures service through 2084. Also operated by the Royal Navy on Vanguard-class submarines.
Technical Specifications
| cep | ~90 m |
|---|---|
| range | 12,000+ km |
| warhead | W76-1/W76-2 or W88 (MIRV, 8–14 warheads) |
| platforms | Ohio class / Columbia class SSBNs |
| unit_cost | ~$30M per missile |
| shared_with | UK Royal Navy |
| life_extension | D5LE effective through 2040s |
| consecutive_tests | 170+ successful |
Operators
- United Kingdom
- United States
Related sea Weapon Systems
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