# SDR VGQY2011011700013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2011
- Submitted: February 1, 2011
- Operation: General aviation
- Filed by: [St Engineering Aerospace Services Company Pte. Ltd, repair station VGQY082L](https://openairdocs.org/faa-repair-station/VGQY082L/st-engineering-aerospace-services-company-pte-ltd.md) (OpenAirDocs)
- Aircraft: [N220AU](https://openairdocs.org/aircraft/N220AU), registered now
- Make and model: Doug DC-10-10
- Registry model: [Doug DC-10-10](https://openairdocs.org/model/mcdonnell-douglas-dc-10-10) (OpenAirDocs)
- Aircraft serial: 46501
- Aircraft time: 36,916 hours, 10,657 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 1701 L46-47l
- 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/VGQY2011011700013

## Discrepancy

SURFACE CORROSION FOUND AT FRAME STA 1701 - LONGERONS L 46 & L 47.  REMOVED CORROSION AT STA 1701 LONGERON 46L TO 47L PER SRM 51-21-01 VOLUME II REVISION 97 AND FOUND EXCEEDED SRM 53-00-01 VOLUME I, FIGURE 1A REVISION 97 LIMITS.  TRIMMED-OFF CORROSION AREA PER SRM 53-20-00 VOLUME I FIGURE 6 REVISION 97.  FABRICATED INNER EXTERNAL DOUBLER AND OUTER EXTERNAL DOUBLER PER SRM 53-20-00 FIGURE 6 VOLUME I REVISION 97.  FABRICATED FINGER DOUBLER AS FIGURE 6 PER SRM 53-20-00 VOLUME I REVISION 97.  INSTALLED INNER EXTERNAL DOUBLER, OUTER EXTERNAL DOUBLER, FINGER DOUBLER AND FILLERS AT STA 1921 AS PER SRM 51-31-01 VOLUME II REVISION 97.

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