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We’ve Got Enough Data On Defiant: Sikorsky & Boeing

Sydney J. Freedberg Jr. photo

The SB>1 Defiant compound helicopter has only 11 hours of flight testing, versus over 160 for Bell’s V-280 Valor. But Sikorsky and Boeing say they have thousands of hours of other testing data to help the Army choose.

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Read more here:: Breaking Defense (Land)

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