Sikorsky-Boeing SB-1 Defiant

After three years of proving its transformational flight capabilities, the Lockheed Martin Sikorsky-Boeing SB>1 Defiant helicopter arrived in Nashville this week to give U.S. Army Aviators a first-hand look at the aircraft at the Army Aviation Association of America’s annual summit. Honeywell’s newest and most advanced turboshaft engine – the HTS7500 – will fly on the new DEFIANT X helicopter, the Lockheed Martin Sikorsky-Boeing entry in the U.S. Army’s Future Long-Range Assault Aircraft (FLRAA) competition…. more