# SDR FDEA202302200310

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 20, 2023
- Submitted: February 20, 2023
- 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: 80,764 hours, 17,418 cycles
- System (JASC): [5710 · Wing Main, Frame Structure](https://openairdocs.org/jasc/5710)
- Part: Rib
- Part number: ARB182811
- Condition: Cracked
- Location: Zone 500
- Stage of operation: IN
- How discovered: B
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202302200310

## Discrepancy

WHILE CARRIED OUT INTERNAL BORESCOPE INSPECTION ON LEFT HAND NUMBER 6 SLAT LOOSE   RIVETS AREA (SNRM N00480), FOUND THE SLAT INTERNAL RIB CRACK AT STATION XOS 873.627. CRACKED RIB AT LEFT HAND NUMBER 6 SLAT LOOSE RIVETS AREA (SNRM N00480) INTERNAL   STATION XOS 873.627 REPAIRED AS PER EA# 1-5750-T0373019 P1 TITLE: WINGS-FLIGHT SURFACES   -LH WING SLAT NO.6-RIBS REPLACEMENT FROM XOS796 TO XOS873 -RSC TRACKING. REPAIR   CLASSIFIED AS MAJOR PER GMM 6-2-100.

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