Summary
On February 15, 1990, a Boeing 747-446B (UNREG) was involved in an incident near Everett, WA. All 7 people aboard were uninjured. The aircraft sustained minor damage.
The National Transportation Safety Board determined the probable cause of this incident to be: A BREAK FROM PRE-EXISTING INTERGRANULAR CRACKS WHICH LED TO A FRACTURE.
This incident is documented in NTSB report SEA90IA042. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft UNREG.
Accident Details
Probable Cause and Findings
A BREAK FROM PRE-EXISTING INTERGRANULAR CRACKS WHICH LED TO A FRACTURE.
Aircraft Information
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# SEA90IA042