Event Brief
Aug 20, 2026 at 5:05 PM ET
US Navy leads effort for next-gen Evolved SeaSparrow
By The BriefBrief
The U.S. Navy is leading a multinational effort to develop a new variant of the Evolved SeaSparrow air defense missile for the 12-nation NATO SeaSparrow Project Office (NSPO) consortium. A Navy sources-sought notice sets an Oct. 19 deadline and calls for capability against current and future threat classes, including operation in contested RF/EO/IR environments and during jamming.
WHO: U.S. Navy; NATO SeaSparrow Project Office (NSPO)
WHAT: Navy-led multinational development effort for a next-generation variant of the Evolved SeaSparrow air defense missile
WHEN: Reported Aug 20, 2026 at 4:23 PM ET
WHERE: Location not specified
WHY: To solicit proposals for a SeaSparrow variant for the NSPO consortium that can engage a wide range of threats and operate in contested RF/EO/IR environments, including against massed salvos and under jamming.
Reporting from 2 identified publishers across this event arc.
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