SPY-6(V)4 Radar Installed at Wallops Test Site; USS Pinckney Backfit Integration Begins This Year
Land-based testing through 2028 means Pinckney won't deploy with the full suite until late 2028 at earliest, which pushes the second backfit hull into 2029-2030 unless Bath or Ingalls can compress the installation timeline using lessons from Pinckney's integration. The thermal-management chillers are the quiet constraint: SPY-6(V)4 and SEWIP Block III together generate heat loads the Flight IIA electrical plant wasn't designed for, so every backfit requires power-system rework that extends yard time and limits how many hulls can cycle through simultaneously.
The Wallops installation puts the DDG MOD 2.0 program on track to deliver its first operational hull by 2028 — which matters because the Flight IIA backfit pipeline is the Navy's only near-term path to expanding distributed air-defense capacity without waiting for Flight III production to scale.
Pinckney already has SEWIP Block III installed; adding SPY-6(V)4 converts a 1990s-era Flight IIA into a sensor node competitive with new-build Flight IIIs at roughly one-third the cost. Watch whether the Navy accelerates follow-ship awards in the FY27 supplemental — the current plan backfits only 22 hulls through 2035, but Hormuz escort rotations are burning through air-defense magazine depth faster than Flight III deliveries can replace it.
How many Flight IIA hulls are actually eligible for the full DDG MOD 2.0 package — does the 22-ship plan reflect technical limits or budget constraints?
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