# SDR AALA20090226TUL21

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2009
- Submitted: May 28, 2009
- Operation: Air carrier
- Aircraft: [N566AA](https://openairdocs.org/aircraft/N566AA), registered now
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49348
- Aircraft time: 69,237 hours, 30,677 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: FDK274511
- Condition: Corroded
- Location: Zone 100
- 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/AALA20090226TUL21

## Discrepancy

FRAME LOWER FLANGE HAS CORROSION AT STATION 1309 ABOVE LONGERON 30, INSTALLED NEW LOWER CHANNEL L28L TO L28R PER SRM 53-03 FIGURE 2A.

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