N524EHBELL 412 1989-05-06 NTSB Accident Report

Destroyed
Minor

BELL 412 S/N: 33069

Summary

On May 06, 1989, a Bell 412 (N524EH) was involved in an accident near Girdwood, AK. The accident resulted in 2 minor injuries. The aircraft was destroyed.

The National Transportation Safety Board determined the probable cause of this accident to be: A MAIN ROTOR FLIGHT CONTROL BOLT (PART NUMBER 20-057-6-38D) CAME OUT OF ITS ROD END BEARING WHILE IN FLIGHT DUE TO THE BOLT BEING IMPROPERLY TORQUED DURING MAINTENANCE.

This accident is documented in NTSB report ANC89FA069. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N524EH.

Accident Details

Date
Saturday, May 6, 1989
NTSB Number
ANC89FA069
Location
GIRDWOOD, AK
Event ID
20001213X28212
Coordinates
60.899848, -148.910263
Aircraft Damage
Destroyed
Highest Injury
Minor
Fatalities
0
Serious Injuries
0
Minor Injuries
2
Uninjured
0
Total Aboard
2

Probable Cause and Findings

A MAIN ROTOR FLIGHT CONTROL BOLT (PART NUMBER 20-057-6-38D) CAME OUT OF ITS ROD END BEARING WHILE IN FLIGHT DUE TO THE BOLT BEING IMPROPERLY TORQUED DURING MAINTENANCE.

Aircraft Information

Registration
Make
BELL
Serial Number
33069
Engine Type
Turbo-shaft
Model / ICAO
412 B412
Aircraft Type
Rotorcraft
No. of Engines
2

Registered Owner (Historical)

Name
ERA HELICOPTER INC
Address
6160 SOUTH AIRPARK DRIVE
Status
Deregistered
City
ANCHORAGE
State / Zip Code
AK 99502
Country
United States

Data Source

Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# ANC89FA069