General Electric will sell, at a heavy discount, CF34-3B1 engine fan blades to Bombardier CRJ operators affected by a service bulletin calling for replacements to be installed over a two-year period.

An engine on a United Airlines jet broke up over the Denver metro area in 2021 because of wear and tear on a fan blade that was not adequately inspected for signs of cracking, federal investigators ...

The investigation into an engine explosion on a jetliner taking off from Denver is focusing on a fan blade that appeared to be weakened by wear and tear, a development reminiscent of a fatal failure ...

BROOMFIELD, Colo. — An engine on a United Airlines jet broke up over Denver in 2021 because of wear and tear on a fan blade that was not adequately inspected for signs of cracking, federal ...

Carbon fiber composites aren't a new thing in jet engine fan blades, including GE Aviation's. But every so often GE engineers have to redesign them to take advantage of advances in carbon composite ...