# SDR AALA202610056256

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2026
- Submitted: October 6, 2026
- Operation: Air carrier
- Aircraft: [N904AN](https://openairdocs.org/aircraft/N904AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29506
- Aircraft time: 71,361 hours, 29,891 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 143A7501187
- 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/AALA202610056256

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: FWD CARGO FLOOR STRUCTURE,  LT TRANSITION PANEL HAS COROSSION AT STA 400 TO 500C LBL 26. MAINTENANCE INSTALLED LH TRANSITION PANEL AT STA 400 TO STA 500C LBL 26 IAW AARD 51-00-05-1 BOEING DRAWING 143A 7500.

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