# SDR COEA2011111111801

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2011
- Submitted: November 15, 2011
- Operation: Air carrier
- Aircraft: [N801FX](https://openairdocs.org/aircraft/N801FX), registered now
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 338
- Aircraft time: 33,199 hours, 37,208 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Threshold
- Part number: S53671217294
- Condition: Corroded
- Location: Fuselage
- 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/COEA2011111111801

## Discrepancy

HEAVY CK COE / MAJOR REPAIR / LEVEL 2 CORROSION:  AFT CARGO DOOR THRESHOLD HAS AREAS OF CORROSION ON THE UPPER AND LOWER SURFACES (LENGTH 27", WIDTH 1", DEPTH .012").  AREA BLENDED; FABRICATED WEB AND INSTALLED PER STRUCTURAL REPAIR MANUAL.

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