1 source · first reported 1h ago

The National Nuclear Security Administration and the US Navy have started producing the Mk4B re-entry vehicle for SLBM nuclear warheads. This vehicle is designed for 4000 nm SLBM nuclear warheads. The production commencement marks a significant development in the nuclear security enterprise.
The Mk4B re-entry vehicle is a critical component of the US nuclear deterrent, and its production is essential for maintaining national security. The development of this vehicle demonstrates the ongoing efforts to modernize and strengthen the US nuclear arsenal.
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