# SDR FDEA202307081178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2023
- Submitted: July 11, 2023
- Operation: Air carrier
- Aircraft: [N643FE](https://openairdocs.org/aircraft/N643FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48486
- Aircraft time: 76,363 hours, 18,402 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Skin
- Part number: ARB74023
- Condition: Cracked
- Location: Zone 500
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202307081178

## Discrepancy

DURING HIGH FREQUENCY EDDY CURRENT OPEN HOLE INSPECTION ON LT WING OUTER WING LOWER SKIN ACCESS DOOR CUT-OUT BETWEEN XORS 683.4 AND XORS   713.6, CRACK INDICATION FOUND ON FASTENER HOLES NR 9, 10, 12, 13, 15 AT 6 O'CLOCK, FASTENER HOLE NR 26 AT 9 O'CLOCK & FASTENER HOLE NR   34 AT 12 O'CLOCK WITH VIEW LOOKING UP AND FORWARD.  LT WING OUTER WING LOWER SKIN ACCESS DOOR CUT-OUT BETWEEN XORS   683.4 & XORS 713.6, CRACKED AT FASTENER HOLES NR 9, 10, 12, 13, 15, 26, 34   CARRIED OUT REPAIR IAW SRM 57-20-02-2R REPAIR 5 FIGURE 201. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100. INITIAL INSPECTION AT 2000 FLT CYCLES WITH   REPETITIVE INSPECTION AT EVERY 2000 FLT CYCLES IAW SRM 57-20-02-2R TABLE   201/REPAIR 5 FIGURE 202.

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