# SDR UIEA200700372

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2007
- Submitted: September 24, 2007
- Operation: Air carrier
- Aircraft: [N512MC](https://openairdocs.org/aircraft/N512MC), registered now
- Make and model: Boeing 747230B
- Aircraft serial: 21220
- Aircraft time: 115,322 hours, 21,438 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Corroded
- Location: Zone 600
- 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/UIEA200700372

## Discrepancy

RHW UPP SKIN PNL: WS1141-WS1337, FRONT SPAR TO REAR SPAR SEVERAL AREAS OF CORROSION EVIDENCED.  SURF CORROSION REMOVED AND REPROTECTED IAW SRM 51-10-01 AND SOPM 20-43-03.

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