# SDR CALA2026010612700

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2026
- Submitted: January 6, 2026
- Operation: Air carrier
- Aircraft: [N33286](https://openairdocs.org/aircraft/N33286), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31600
- Aircraft time: 65,903 hours, 24,597 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 143A7501158
- 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/CALA2026010612700

## Discrepancy

FWD CARGO RIGHT ZEE CHANNEL IS CORRODED FROM BS 500A TO 500I AT NUT PLATE HOLES AND OTHER AREAS.   REMOVED AND REPLACED FWD CARGO RH ZEE CHANNEL FROM 500A TO 500I PER SRM 51-40-02-0G-0 AND DWG#143A7500

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