# SDR 0104276642

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2001
- Submitted: November 20, 2001
- Operation: Air carrier
- Aircraft: N642NW
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 21942
- Aircraft time: 73,739 hours, 16,575 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin Panel
- Condition: Corroded
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/0104276642

## Discrepancy

During "H" check found corrosion on center wing upper skin panel at WS 1050 RBL 125 and S27. Repaired per EA 66-186829.

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