# SDR UPS07M49359

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 2006
- Submitted: March 9, 2007
- Operation: Air carrier
- Aircraft: [N257UP](https://openairdocs.org/aircraft/N257UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48451
- Aircraft time: 50,198 hours, 9,090 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Rt Wing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS07M49359

## Discrepancy

INSPECTION TYPE:C RIGHT WING TOPSIDE FIXED AFT SPAR FROM XORS 827.0 - XORS 785.0 TOPSIDE SUSPECT CORROSION.  CORR ON AFT SPAR REMOVED FOUND EXCEED LIMIT PER SRM 57-20-00 VI FIG 16R38.  ORIG MATL 0.290 REMAIN 0.218 REMOVED 0.072.  AREA REPROTECTED PER SRM 51-21-0 1VIIR38.  FPI C/O PER DACNDTSPMR12PT8 NO CORR EVIDENT.  FLAP PEENING C/O PER BSOPM20-11-01R56 IAW EN1070-07. RWK AREA PROTECTED PER SRM 51-21-01 VIIR38.  RWK AREA PAINT TOUCH UP PER SRM 51-21-01VIIR38.

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