Aviation Accident Summary ANC88LA015

ILIAMNA, AK, USA

Aircraft #1

N43639

PIPER PA-32-301

Analysis

THE ACFT ENG LOST OIL PRESSURE DURING CRUISE. THE PLT ATTEMPTED TO LAND ON A SMALL AIRSTRIP. HE DID NOT MAKE IT TO THE STRIP AND OVERRAN NEARBY TUNDRA INTO ILIAMNA LAKE. THE OIL PUMP HOUSING WAS BROKEN; ONE GEAR WAS SPLIT AND THE OTHER HAD A BROKEN TOOTH. THE TEARDOWN OF THE OIL PUMP REVEALED AN OUT OF BALANCE AND WORN OIL PUMP DRIVE SHAFT.

 

Source: NTSB Aviation Accident Database

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