# SDR AALA202601261370

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2026
- Submitted: January 26, 2026
- Operation: Air carrier
- Aircraft: [N410AN](https://openairdocs.org/aircraft/N410AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 9134
- Aircraft time: 21,656 hours, 5,902 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Sill
- 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/AALA202601261370

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT LEFT PASSENGER / CREW DOOR CUTOUT LOWER SILL BEAM AROUND 2 NUTPLATES FOR THE CENTER SHAPE FITTING AT FR 68 AND S23L. REPAIRED SILL BEAM PER SRM 53-41-14-300-001 REPAIR PRINCIPLE #3 AND EA 371804.

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