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Proposed W93 Warhead Would Be Rapidly Upgradable, Serviceable by Navy

Proposed W93 Warhead Would Be Rapidly Upgradable, Serviceable by Navy
Demonstration and Shakedown Operation (DASO)-28 test launches two Trident II D5 missiles from the USS Nebraska off the coast of southern California. (Photo: U.S. Navy)

The Department of Energy made post Cold War-history in its 2021 budget request, which seeks funds to develop a new sea-based nuclear warhead designated Mk7 W93 — a new warhead designed to be rapidly upgradeable, and serviced outside of the civilian agency’s Pantex Plant in Amarillo, Texas.  It will be the first new warhead design in decades: the only one since the Cold War that is not a refurbished model of a weapon already in the field. The W93 was…

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