# SDR DU4R2006611

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2006
- Submitted: September 8, 2006
- Operation: Air carrier
- Filed by: [AAR Aircraft Services, LLC, repair station DU4R141M](https://openairdocs.org/faa-repair-station/DU4R141M/aar-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: N933DL
- Make and model: Doug MD 83
- Registry model: [Doug MD 83](https://openairdocs.org/model/mcdonnell-douglas-md-83) (OpenAirDocs)
- Aircraft serial: 49720
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Bs 163-197
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DU4R2006611

## Discrepancy

EXT FS L-22L CRACK INDICATIONS NOTED FROM FASTENER COUNTERSINK EDGE AT FS-190 0.02" AT 4 O'CLOCK, FS-193 0.03" AT 4 O'CLOCK, FS-194 0.015" AT 4 O'CLOCK, FS-195 0.06" AT 1 O'CLOCK AND 0.04" AT 4 O'CLOCK, FS-197 0.03" AT 4 O'CLOCK.  REPAIRED FS-163 TO FS-197.5 BY TRIMMING OUT CRACKED AREAS, FABRICATED AND INSTALLED  DOUBLER 50" BY 22-5/8" FROM 7075-T6 .071" AND FILLER 34-7/8" BY 3" FROM 2024-T3 .050" IAW DELTA EA 09-069085-12 AD REV D DATED 07-15-05 ME02.

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