NTSB Identification: NYC84IA048.
The docket is stored on NTSB microfiche number 23659.
Scheduled 14 CFR AMERICAN AIRLINES
Incident occurred Wednesday, December 07, 1983 in NEWARK, NJ
Aircraft: MCDONNELL DOUGLAS DC-10-10, registration: N103AA
Injuries: 160 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

THE ACFT EXPERIENCED A COMPLETE TRUCK BEAM FAILURE AFTER TOUCHDOWN. METALLURGICAL EXAMINATION REVEALED A CRACK NEAR THE RIGHT REAR TRUCK PIVOT PIN LUBRICATION HOLE WHICH SHOWED PROPAGATION TO THE LOWER END OF THE GREASE HOLE ON THE MATING SURFACE. GREASE HOLE WALLS SHOWED PITTING & CORROSION. TIME INTERVALS FOR SERVICE BULLENTIN INSPECTIONS EXCEEDED THOSE RECOMMENDED BY THE MANUFACTURER.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

LANDING GEAR..STRESS CORROSION

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

LANDING GEAR,MAIN GEAR..FATIGUE

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

MAINTENANCE,SERVICE BULLETIN/LETTER..NOT FOLLOWED..COMPANY MAINTENANCE PERSONNEL


Contributing Factors

MAINTENANCE,INSPECTION..REDUCED..COMPANY/OPERATOR MANAGEMENT

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