Incident · 1996-11-07
What the record says
- Event date
- 1996-11-07
- Event type
- Incident
- Highest injury level
- No injuries
- Aircraft
- McDonnell Douglas MD-11 (N814DE)
- Operating rule
- Part 121
- Operator
- operator not named in the NTSB record
Probable cause
Failure of the output drive unit shear pin due to lack of lubrication to the screw actuator assemblies. Contributing to the cause was the aircraft manufacturer's production and inspection personnel failing to lubricate the screw assemblies after initial installation and again after washing.
Source: NTSB case IAD97IA018Flight crew
Flight-crew details for this event aren't in the NTSB database extract we hold (its coverage starts with 2008 events) — a gap in our data, not an absence of crew.
Facts as the NTSB records them — GroundCheck adds no judgement. Preliminary records may be revised as the investigation proceeds.