Piper PA-24-250 N55GV

Summary

On 10 September 1994 at about 17:00 local time, a Piper PA-24-250 registered N55GV was involved in an accident near North Anson, Maine, United States. 2 people were on board and 2 had minor injuries. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.

Date

10 September 1994 at 17:00

Classification

Accident

Location

North Anson, Maine, United States

Coordinates

Not recorded

Aircraft

Piper PA-24-250

Registration

N55GV

Category

Airplane

Engines

1

Operator

Not recorded

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Oxford → Greenville

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

NYC94LA174

2 people had minor injuries.

the inadequately installed cylinder mounting stud nuts, by the engine overhaul facility, which resulted in the separation of the number two cylinder and the subsequent forced landing.

Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.

Read the full NTSB narrative

THE PILOT AND PASSENGER WERE ON THE SECOND LEG OF A CROSS COUNTRY FLIGHT. THIRTY MINUTES INTO THE FLIGHT A VIBRATION BEGAN, FOLLOWED BY OIL SEEPING FROM THE ENGINE COWLING. A FEW SECONDS LATER THE ENGINE FAILED AND OIL COVERED THE AIRPLANE WINDSHIELD. THE PILOT PERFORMED A FORCED LANDING TO AN OPEN FIELD WITH NO FORWARD VISIBILITY DUE TO THE OIL. THE PILOT WAS UNABLE TO STOP THE AIRPLANE BEFORE IT STRUCK TREES AT THE END OF THE FIELD. EXAMINATION REVEALED THAT THE NUMBER TWO CYLINDER HAD SEPARATED FROM THE ENGINE. SEVEN OF THE EIGHT CYLINDER STUDS HAD SHEARED. THE STUD NOT SHEARED WAS INTACT AND UNDAMAGED. AN UPPER STUD WAS RUSTED PARTIALLY ACROSS, WITH THE REMAINDER OF THE STUD SHEARED CLEANLY. THE ENGINE HAD BEEN OVERHAULED 362 TACH HOURS BEFORE THE FAILURE BY A LOCAL ENGINE OVERHAUL FACILITY.

Quoted verbatim from the NTSB record.