Summary
On May 11, 1992, a Ryan ST-3KR (N4223P) was involved in an accident near Anacortes, WA. The accident resulted in 1 minor injury, with 1 person uninjured out of 2 aboard. The aircraft was destroyed.
The National Transportation Safety Board determined the probable cause of this accident to be: LOSS OF ENGINE POWER DUE TO FATIGUE FAILURE OF THE CRANKSHAFT COUNTERWEIGHT CAP SCREWS AND SEPARATION OF THE COUNTERWEIGHT. A FACTOR RELATING TO THE ACCIDENT WAS THE RESIDENTIAL AREA AND LACK OF SUITABLE TERRAIN FOR A FORCED LANDING.
This accident is documented in NTSB report SEA92LA095. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N4223P.
Accident Details
Probable Cause and Findings
LOSS OF ENGINE POWER DUE TO FATIGUE FAILURE OF THE CRANKSHAFT COUNTERWEIGHT CAP SCREWS AND SEPARATION OF THE COUNTERWEIGHT. A FACTOR RELATING TO THE ACCIDENT WAS THE RESIDENTIAL AREA AND LACK OF SUITABLE TERRAIN FOR A FORCED LANDING.
Aircraft Information
Registered Owner (Historical)
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# SEA92LA095