Jun 1, 2000
Incident
Minor TANANA, AK
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 135
Probable Cause
An in-flight oil leak due to the deterioration of oil filter adapter plate gasket material, and the supplier's distribution of inadequate material. A factor associated with the accident was the engine manufacturer's inadequate quality control.
NTSB ANC00IA063