# SDR FDEA202303200473

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2023
- Submitted: April 3, 2023
- Operation: Air carrier
- Aircraft: [N523FE](https://openairdocs.org/aircraft/N523FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48479
- Aircraft time: 89,263 hours, 18,305 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Rib
- Part number: ARB18273
- Condition: Cracked
- Location: 520
- 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/FDEA202303200473

## Discrepancy

LEFT HAND #6 SLAT INTERNAL RIB AT STATION XOS 847 FOUND CRACKED. LEFT HAND #6 SLAT INTERNAL AT STATION XOS 847 CRACKED RIB REPAIR CARRIED OUT AS PER   EA # 1-5750-T0373733 PART 1 TITLE: WINGS FLIGHT SURFACE Ï¿½ LH WING SLAT NO. 6  RIB   REPLACEMENT AT XOS816, XOS847 & XOS853 RSC TRACKING. REPAIR CLASSIFIED AS MAJOR   PER GMM 6-2-100.

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