# SDR 0003229936

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2000
- Submitted: September 29, 2000
- Operation: Air carrier
- Aircraft: N1799U
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47370
- Aircraft time: 70,395 hours, 82,809 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Lt Wing
- 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/0003229936

## Discrepancy

BULGED CORROSION ON LEFT WING LEADING EDGE SPAR XRS 290.  REMOVED FASTENERS, CUT OUT DAMAGE, FABRICATED FILLER FORM 7075-T6.  FABRICATED DOUBLER FROM .063 17-7, HEAT TREATED TO 1050.  REINSTALLED PER EA 99-177304.

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