# SDR AALA202602190322

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2026
- Submitted: February 19, 2026
- Operation: Air carrier
- Aircraft: [N799AN](https://openairdocs.org/aircraft/N799AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30258
- Aircraft time: 94,367 hours, 12,280 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Sill
- Part number: 141W58601
- 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/AALA202602190322

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CARGO COMPARTMENT DOOR CUTOUT LOWER SILL INNER CHORD BETWEEN BS 560 AND BS 571 AT RBL 60. REPLACED CHORD PER SRM 51-40-02-0G.

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