JT8D Vibration/Inflight Shutdowns Hit JAS Fleet

Credit: PRATT & WHITNEY
An unusual string of cracks that raises reliability issues with the Pratt & Whitney JT8D-200 series has hit the MD-81/-87 fleet of Japan Air System. More than half the fleet has been grounded and its domestic flight schedule thrown into chaos. The cracks have appeared in 2.25-in.-long, 1.25-in.-wide...

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