SDR FDEA201709272735

Service difficulty report · Hinge Bracket · Doug MD11F

Difficulty date: September 27, 2017
Submitted: September 29, 2017
Operation: Air carrier
Aircraft: N609FE
Make and model: Doug MD11F
Aircraft serial: 48549
Aircraft time: 79,589 hours, 18,889 cycles
System (JASC): 5744 · Wing, Control Surface Attach Fittings
Part: Hinge Bracket
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

LT WING O/B FLAP O/B FWD HINGE (WING SIDE) PIVOT BORE CORROSION. REWORKED AND FOUND EXCEED LIMIT AS PER CMM 57-44-09 EXISTING HOLE: 2.3165", FINAL HOLE: 2.322", MAXIMUM ALLOWABLE HOLE: 2.3135". OVERSIZED BUSHING FABRICATED AND INSTALLED AS PER EA 1-5750-T0335621 PART 1 STEP 2B. FLIGHT SURFACES EO 1-5750-7-5002-LT WING OUTBD FLAP, OUTBD HINGE (WING SIDE) CORROSION REPAIR. REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100.

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