# SDR AALA202609034607

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 26, 2026
- Submitted: September 3, 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): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Sill
- Condition: Corroded
- Location: Zone 200
- 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/AALA202609034607

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: GALVANIC CORROSION ON R2 DOOR SILL WEB AT STATION 986, STRINGER S17R AND RIGHT BUTT LINE 52. MAINTENANCE REMOVED CORRRODED SILL WEB AT STATION 986, STRINGER S17R AND RIGHT BUTT LINE 52 AND REPLACED WITH A NEW SERVICABLE PART.

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