# SDR FDEA202111212914

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 21, 2021
- Submitted: December 6, 2021
- Operation: Air carrier
- Aircraft: [N601FE](https://openairdocs.org/aircraft/N601FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48401
- Aircraft time: 88,676 hours, 22,905 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: ABA86785
- Condition: Corroded
- Location: Bs 426
- 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/FDEA202111212914

## Discrepancy

AFT OF FORWARD AVIONICS COMPARTMENT 01 EACH INTERCOSTAL AT STATION 426.438   X=2.375 FOUND CORRODED. AFT OF FORWARD AVIONICS COMPARTMENT AT STATION 426.438 X=2.375 INTERCOSTAL   CORROSION REMOVED AND FOUND EXCEED LIMIT AS PER SRM 53-00-00-2R FIGURE 205   REPAIR GENERAL. CORRODED INTERCOSTAL REMOVED AND REPLACED WITH FABRICATED   INTERCOSTAL AS PER SRM 51-31-01-0G. INTERCOSTAL FABRICATED AS PER DOUGLAS   DRAWING ABA 8678 REVISION K. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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