# SDR CALA2026060916940

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2026
- Submitted: June 9, 2026
- Operation: Air carrier
- Aircraft: [N73256](https://openairdocs.org/aircraft/N73256), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30611
- Aircraft time: 77,217 hours, 29,159 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Sill
- Part number: 147A85408
- 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/CALA2026060916940

## Discrepancy

CORROSION ON INNER CHORD AT R2 DOOR CUTOUT LOWER SILL. REMOVED AND REPLACED R-2 DOOR INNERCHORD IN REF TO B737NG SRM 51-40-02-0G-0 AND DWG 147A8501,

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