# SDR AALA202608040259

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2026
- Submitted: August 4, 2026
- Operation: Air carrier
- Aircraft: [N903AN](https://openairdocs.org/aircraft/N903AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29505
- Aircraft time: 70,975 hours, 29,741 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 143A7501188
- 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/AALA202608040259

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EXFOLIATION CORROSION ON TRANSITION PANEL AT STA 500H TO 500 I, STR 24R, RBL 23. MAINTENANCE REPLACED TRANSITION PANEL AT STA 500H TO 500 I, STR 24R, RBL 23 IAW AARD 51-00-05-1.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.