SDR FDEA201606101921

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): 5744 · Wing, Control Surface Attach Fittings
Part: Hinge
Part number: ARC0503503
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 OTBD FLAP, OTBD FWD HINGE, WING SIDE, BARREL NUT UPPER HOLE BORE CORROSION. HINGE REWORKED AND FOUND EXCEED LIMIT IAW CMM 57-44-09. EXISTING HOLE DIA: 0.324" FINAL HOLE DIA: 0.406" MAXIMUM ALLOWABLE DIA: 0.391". REPAIR BUSHING FABRICATED AND INSTALLED IAW EA 1-5750-T0325889, PT1, STEP 1B. WINGS, FLT SURFACES-EO 1-5750-7-5002, LT WING-OTBD FLAP, OTBD HINGE ASSY, WING SIDE, CORROSION REPAIR. REPAIR CLASSIFIED AS MINOR IAW GMM 6-2-100.

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