SDR FDEA201508052482

Service difficulty report · Mount · Doug MD11F

Difficulty date: August 5, 2015
Submitted: August 5, 2015
Operation: Air carrier
Aircraft: N529FE
Make and model: Doug MD11F
Aircraft serial: 48624
Aircraft time: 478 hours, 10,154 cycles
System (JASC): 5744 · Wing, Control Surface Attach Fittings
Part: Mount
Part number: ARC050311
Condition: Corroded
Location: Lt Wing
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, WING SIDE OTBD FLAP HINGE, LOWER MOUNT INBD HOLE BORE FOUND CORROSIONS. CORROSION REWORKED & FOUND EXCEEDS LIMIT IAW CMM 57-44-09. EXISTING HOLE DIAMETER =0.591", FINAL HOLE DIAMETER =0.599", MAXIMUM ALLOWABLE HOLE DIAMETER =0.584". AIR BUSHING FABRICATED BY MACHINING & INSTALLED IAW EA 1-5750-T0319446 PART 1 STEP 1A. CORROSION REPAIRED. REPAIR CLASSIFIED MINOR IAW GMM 6-2-100. REFER TO WRI 57501279 FOR WORK DETAILS.

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