SDR FDEA201606101929

Service difficulty report · Hinge · Doug MD11F

Difficulty date: June 10, 2016
Submitted: June 10, 2016
Operation: Air carrier
Aircraft: N620FE
Make and model: Doug MD11F
Aircraft serial: 48791
Aircraft time: 54,446 hours, 13,384 cycles
System (JASC): 5753 · Trailing Edge Flaps
Part: Hinge
Part number: ARC2512503
Condition: Corroded
Location: Te Flap
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

LEFT WING INBD FLAP, OTBD AFT HINGE, FLAP SIDE, PIVOT OTBD HOLE BORE CORROSION. CORROSION FOUND EXCEEDED LIMIT IAW CMM 57-52-03. EXISTING HOLE DIA 1.251", FINAL HOLE DIA 1.375", MAXIMUM ALLOWABLE DIA 1.220". REPAIR BUSHING FABRICATED IAW EA 1-5750-71784E, PT5, STEP 4A AND INSTALLED IAW STEP 4D. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100. REF TO WRI: 57509184 FOR WORK DETAILS.

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