NTSB Identification: FTW83LA028
14 CFR Part 91: General Aviation
Accident occurred Saturday, October 30, 1982 in ARDMORE, OK
Probable Cause Approval Date: 10/30/1983
Aircraft: PIPER PA-28RT-201, registration: N29632
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.

PILOT TOOKOFF WITH PROP GOVERNOR INOPERATIVE. WHILE CRUISING 21 MILES SOUTH OF ARDMORE, HE BEGAN TO LOOSE OIL PRESSURE AND TURNED TOWARD ARDMORE. ENGINE QUIT 4 MILES FROM AIRPORT. PILOT DECLARED AN EMERGENCY AND DESCENDED THROUGH THE CLOUDS. HE WENT THROUGH SOME TREES AND LANDED IN A PASTURE. PISTON PIN PLUGS HAD DISINTEGRATED AND CONTAMINATED OIL SYSTEM. SOME OF THE METAL CAUSED PROP. GOV. DRIVE SHAFT TO SEPARATE. OIL WAS DEPLETED UNTIL PRESSURE WAS LOST AND ENGINE SEIZED. REASON FOR OIL LOSS UNKNOWN.

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

ENGINE ASSEMBLY,PISTON..DISINTEGRATED

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

FLUID,OIL..CONTAMINATION

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

FLUID,OIL..EXHAUSTION


Contributing Factors

PROPELLER SYSTEM/ACCESSORIES,GOVERNOR..SEPARATION


Contributing Factors

PROPELLER SYSTEM/ACCESSORIES,GOVERNOR..INOPERATIVE


Contributing Factors

OPERATION WITH KNOWN DEFICIENCIES IN EQUIPMENT..ATTEMPTED..PILOT IN COMMAND


Contributing Factors

OBJECT..TREE(S)

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