Dec 9, 1989
Accident
Substantial NEWARK, NJ
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
THERMAL DISTRESS OF THE FIRST STAGE TURBINE BLADES OF THE NUBER ONE ENGINE CAUSING A DEGRADATION OF MATERIAL PROPERTIES WHICH RESULTED IN BLADE FRACTURES. THE REASON FOR THE THERMAL DISTRESS WAS NOT DETERMINED.
NTSB NYC90FA038