# SDR 99ZZZX2150

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N5636Q](https://openairdocs.org/aircraft/N5636Q), registered now
- Make and model: Mooney M20E
- Registry model: [Mooney M20E](https://openairdocs.org/model/mooney-m20e) (OpenAirDocs)
- Aircraft serial: 0674
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Lt Wing
- Part time: 3,503 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/99ZZZX2150

## Discrepancy

LOWER SPAR CAP ON STUB SPAR FROM STA 33 OUTBOARD SUFFERING FROM INTERGRANULAR CORROSION SO SEVERE THAT IT REQUIRED REPLACEMENT.  CORROSION FOUND WHILE REPLACING DAMAGED OUTBOARD WING ASSEMBLY, AND WAS NOT DETECTABLE FROM INSPECTIONS PERFORMED DURING ANNUAL INSPECTIONS.

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