Accident Details
Date
Saturday, July 8, 1989
NTSB Number
FTW89DPJ08
Location
GUYMON, OK
Event ID
20001213X28820
Coordinates
36.679283, -101.479171
Aircraft Damage
Substantial
Highest Injury
Serious
Fatalities
0
Serious Injuries
1
Minor Injuries
0
Uninjured
0
Total Aboard
1
Probable Cause and Findings
FAILURE OF THE UPPER RIGHT ENGINE MOUNT (FIREWALL ATTACH BOLT) DUE TO FATIGUE, AND FAILURE OF THE LOWER RIGHT MOUNTING BOLT FOR AN UNKNOWN REASON, WHICH ALLOWED OVERLOAD FAILURE OF THE TWO REMAINING MOUNTING BOLTS AND SEPARATION OF THE ENGINE.
Aircraft Information
Registration
N788Y
Make
GRUMMAN
Serial Number
180
Engine Type
Turbo-shaft
Registered Owner (Historical)
Status
Deregistered
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# FTW89DPJ08