# SDR FDEA201905051003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2019
- Submitted: May 15, 2019
- Operation: Air carrier
- Aircraft: [N572FE](https://openairdocs.org/aircraft/N572FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48755
- Aircraft time: 70,877 hours, 14,851 cycles
- System (JASC): [5744 · Wing, Control Surface Attach Fittings](https://openairdocs.org/jasc/5744)
- Part: Hinge Bracket
- Part number: ARC050312
- Condition: Corroded
- Location: Rt Wing
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201905051003

## Discrepancy

RIGHT WING - WING SIDE OUTBOARD FLAP OUTBOARD HINGE BARREL NUT HOLE SURFACE FOUND CORROSION. CORROSION AT RIGHT WING -  WING SIDE OUTBOARD FLAP OUTBOARD HINGE BARREL NUT HOLE SURFACE REWORKED AS PER CMM 57-44-09. REPAIR EVALUATED AND FOUND LOWER BARREL NUT FACE REMAINING THICKNESS : 0.367" EXCEED LIMIT BASED THE DIFFERENCE BETWEEN DRAWING LIMITS AND CMM MAX REWORK LIMITS FOR BARREL NUT HOLE. MIN. THICKNESS : 0.3765" ACCEPTED PER EA # : 1-5750-T0346666 P1 STEP 2 FIGURE 3. TITLE: WINGS- FLIGHT SURFACES- EO 1-5750-7-5002- RT WING OUTBD FLAP, OUTBD FWD HINGE (WING SIDE) - CORROSION REPAIR. REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100. REFER TO EA # : 1-5750-T0346666 P1 AND SNRM NR N00479 FOR WORK DETAILS.

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