Defence Helicopter

Quad A​ 2019: Defiant on track for full envelope expansion

16th April 2019 - 09:00 GMT | by Tim Martin in Nashville


Save this for later

After a series of past development issues, the Sikorsky-Boeing SB>1 Defiant JMR-TD aircraft is now expected to complete its full flight test envelope before year end.

A figure of 115 flight hours over 12 months had been initially publicised in December and the Sikorsky-Boeing programme team could shorten that time ...

Want to read more?

To read this article, along with thousands of others like it, start your Premium News free trial.

Start Trial or log in here
Back to News

Share to