Nuclear Security & Deterrence Monitor Vol. 30 No. 20
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Nuclear Security & Deterrence Monitor
Article 3 of 12
May 21, 2026

NNSA touts early FPU completion of W76-related project

By ExchangeMonitor

The Department of Energy’s National Nuclear Security Administration (NNSA) completed the first production unit (FPU) of the W76/Mk4B reentry body for the Navy’s submarine-launched ballistic missile warhead, the agency said Wednesday.
The first unit was produced…

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