GLENDO, WY, USA
N8168Q
PIPER 28RT-201T
THE ACFT WAS DAMAGED IN A FORCED LANDING IN A WOODED AREA AFTER THE ENGINE FAILED. THE PLT SAID THAT HE WAS CRUISING AT 7500 FT MSL WHEN WITHOUT WARNING THE ENGINE BEGAN MAKING NOISES AND THEN LOST OIL PRESSURE. AFTER THE LANDING THE ENGINEWAS EXAMINED AT THE DUFF ACFT CO. IN DENVER, CO. IT WAS FOUND THAT THE CRANKSHAFT HAD FAILED. DURING LABORATORY FAILURE ANAYSIS THESE CONCLUSIONS WERE DRAWN: FAILURE FROM FATIGUE AT LOW STRESS LEVELS & FATIGUE ORIGINATED ON THE WALLS OF THELURICATION HOLE WHERE COARSE MACHINE MARKS WERE PRESENT.
Source: NTSB Aviation Accident Database
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