W88 nuclear warhead modernized with "brain" transplant - New Atlas
Started in 2012, the W88 Alt 370 program replaces the arming, fuzing, and firing subsystem, adds a lightning arrestor connector, and refreshes the weapon's conventional high explosives to enhance nuclear safety and support future LEP options.
Alteration 370 for W88/Mk5 Warheads Rolls Out After 18 Months Delay ...
A key component of the US nuclear deterrent has reached a major milestone as production of the first upgraded W88 Alt 370 nuclear warhead is completed.
PDF W88 warhead program performs successful tests - Phys.org
The delayed refurbishment of the US Navy's nuclear arsenal is underway after a series of delays. The Department of Energy announced the first piece of new alteration to W88 nuclear warheads has been completed by the National Nuclear Security Agency (NNSA) on 1 July, 2021.
PDF With redesigned 'brains,' W88 nuclear warhead reaches milestone
The Pantex Plant assembled the "first production capability unit" of the W88 Alt-370 submarine-launched warhead, a precursor to the first production unit intended to prove the entire warhead design is ready for mass production, the Pantex Plant said.