# SDR FDEA202306241087

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2023
- Submitted: June 26, 2023
- Operation: Air carrier
- Aircraft: [N521FE](https://openairdocs.org/aircraft/N521FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48478
- Aircraft time: 87,425 hours, 16,787 cycles
- System (JASC): [5530 · Vertical Stabilizer](https://openairdocs.org/jasc/5530)
- Part: Intercostal
- Part number: AJC75823
- Condition: Cracked
- Location: Zone 300
- 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/FDEA202306241087

## Discrepancy

EMPENNAGE-DURING SKIN REPLACEMENT FOUND LEFT HAND INTERCOSTAL FORWARD EDGE   CRACKS BETWEEN STATION 2140-2144 REAR CENTER SPAR TO REAR SPAR AREA.  EMPENNAGE LEFT HAND INTERCOSTAL FORWARD EDGE CRACKED 0.3" BETWEEN STATION 2140-  2144 REAR CENTER SPAR TO REAR SPAR AREA REPAIRED AS PER MD-11 SRM 55-30-02-2R FIGURE   201 REPAIR 7. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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