NNSA Release: W80-4 Life Extension Program Enters Phase 6.4, Production Engineering
In March 2023, the Department of Energy’s National Nuclear Security Administration’s Deputy Administrator for Defense Programs approved the W80-4 Life Extension Program (LEP) to transition into Phase 6.4, Production Engineering. The W80-4 LEP achieved Phase 6.4 entry following successful execution of the Preliminary Design Review and Acceptance Group Review and the System Baseline Design Review, and passing through the System Pre-Production Engineering Gate.