The red main rotor blade was also fractured and found near the main rotor hub. The mast nut had separated and was located in the debris field." A report on the probable cause could take up to two ...

He also said the mast — which connects the main rotor hub to the transmission — could have disconnected entirely. "Someone on the maintenance side maybe didn't tighten a bolt up, or a part ...

The inquiry into the recent accident found that one of the outboard main rotor hub strap pins sheared off during flight, causing the rotor head and rotor blade to detach. Transport Canada says the ...

The X2 uses a coaxial main rotor system ... drag-reducing fairings now cover the upper and lower rotor hubs. The blue fairings can be seen in the pictures above and below. Kagdis says a fairing ...

and enable us to make effectiveness assessments of the fairing we’ve added to the main rotor hub," flight test engineer Dominique Fournier said after the flight. "[This] will be beneficial for ...

Video showed the helicopter plunging into the 5-foot-deep water near Jersey City, New Jersey, without its tail rotor or main rotor blade. Emergency personnel work at the scene of a helicopter ...

Transport Canada said this week that its investigation into the Bell 212 helicopter accident found that one of the outboard main rotor hub strap pins "sheared off during flight, leading to ...