SDR FDEA201212074264

Service difficulty report · Hinge Bracket · Doug MD11F

Difficulty date: December 7, 2012
Submitted: December 11, 2012
Operation: Air carrier
Aircraft: N579FE
Make and model: Doug MD11F
Aircraft serial: 48470
Aircraft time: 65,254 hours, 13,965 cycles
System (JASC): 5744 · Wing, Control Surface Attach Fittings
Part: Hinge Bracket
Part number: ARC050214
Condition: Corroded
Location: Rt Wing 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

RT WING, OTBD FLAP, INBD FORWARD HINGE BRACKET, LOWER MOUNT INBD BORE FOUND CORRODED. REWORKED AND FOUND WITHIN LIMIT AS PER CMM 57-44-08 REVISION 74. EXISTING HOLE DIAMETER: 0.705", FINAL HOLE DIAMETER: 0.709", MAXIMUM HOLE: 0.709". REPAIR BUSHING FABRICATED AND INSTALLED AS PER CMM 57-44-08 REVISION 74. REPAIR CLASSIFIED AS MAJOR AS PER GMM 6-2-100 REVISION 115.

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