Navy League 2019: Northrop Grumman gears up for SEWIP Block 3 production
Northrop Grumman has begun work on two low-rate initial production (LRIP) Surface Electronic Warfare Improvement Program (SEWIP) Block 3 electronic-attack systems for the US Navy (USN).
Speaking to Jane’s on 8 May at the 2019 Navy League’s Sea-Air-Space exposition, which was held in
