# SDR UIEA99066

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N509MC](https://openairdocs.org/aircraft/N509MC), registered now
- Make and model: Boeing 747230B
- Aircraft serial: 21221
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Web
- Part number: 65B12228
- Condition: Corrosion
- Location: Ws 1314-1322
- Part time: 95,346 hours
- 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/UIEA99066

## Discrepancy

LEFT WING FRONT SPAR WEB CORRODED BETWEEN FSSO 1314 TO FSSO 1322.  TRIMMED OUT CORRODED AREAS, NDT WEB NO CRACK INDICATION.  REPAIRED IAW BOEING TELEXS.  (M)

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