NTSB Identification: MKC90LA111.
The docket is stored on NTSB microfiche number 41534.
Accident occurred Sunday, May 20, 1990 in BALD KNOB, AR
Probable Cause Approval Date: 09/28/1992
Aircraft: GRUMMAN G-164A, registration: N8852H
Injuries: 1 Minor.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

SHORTLY AFTER TAKEOFF, DURING AN AERIAL APPLICATION OPERATION, THE COMMERCIAL PLT SAID THAT HE NOTICED AN ENGINE VIBRATION AND LOSS OF POWER. HE DUMPED HIS LOAD AND ATTEMPTED TO RETURN TO THE AIRPORT, BUT WAS UNABLE, SO ATTEMPTED AN EMERGENCY LDG IN A RAIN SOAKED WHEAT FIELD, AND NOSED OVER. POST ACCIDENT INVESTIGATION FAILED TO REVEAL ANY FUEL CONTAMINATION OR MECHANICAL FAILURE/MALFUNCTION.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

THE POWERPLANT FAILURE FOR UNDETERMINED CAUSES. CONTRIBUTING FACTOR WAS UNSUITABLE TERRAIN.

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