Accident · 2000-10-20

NTSB case IAD01FA006 · British Aerospace JETSTREAM 3201 · Part 121

What the record says

Event date: 2000-10-20
Event type: Accident
Highest injury level: No injuries
Aircraft: British Aerospace JETSTREAM 3201 (N488UE)
Operating rule: Part 121
Operator: ATLANTIC COAST AIRLINES Operator named in NTSB report
Operated by (per NTSB report): ATLANTIC COAST AIRLINES

Probable cause

The manufacturer's lack of dimensional inspection and repair requirements for the gearbox forward and aft diaphragm, which caused the bull gear to shift and resulted in an uncontained separation of the bull gear during flight

Source: NTSB case IAD01FA006

Flight 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.

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