Service difficulty report · Hinge Bracket · Cessna TU206G

Difficulty date
May 7, 2009
Submitted
June 3, 2009
Operation
Air carrier
Aircraft
N7520N
Make and model
Cessna TU206G
Aircraft serial
U20603663
Engine
Cont TSIO520M
Part
Hinge Bracket
Part number
122005217
Condition
Broken
Location
Aileron Lt Otbd
Part time
12,050 hours
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

THIS PART HAD 1 OR 2, 90 DEGREE ANGLES ON THE BOTTOM SIDE, CRACKED. THIS WAS CAUSED MOST LIKELY FROM YEARS OF FATIGUE. DON`T THINK THIS WOULD HAVE CAUSED AN AIRWORTHINESS CONCERN AS IT DOES NOT APPEAR TO HAVE WEAKENED THE ATTACHMENT OF THE HINGE BRACKET. THIS TYPE OF FAILURE IS TO BE EXPECTED WHEN AN ACFT OF THIS TYPE HAS THIS MANY HOURS (12,000 HRS) OF OPERATION IN THE BACK COUNTRY STRIPS IT OPERATES ON DAILY. THIS TYPE OF ACFT SHOULD BE GROUNDED WHEN THEY HAVE 10,000 HRS OR MORE DUE TO THE METAL FATIGUE. (K)

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