# SDR TX9Y20111111006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2011
- Submitted: November 23, 2011
- Operation: Air carrier
- Aircraft: [N783SA](https://openairdocs.org/aircraft/N783SA), registered now
- Make and model: Boeing 747281F
- Aircraft serial: 23919
- Aircraft time: 93,246 hours, 17,933 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Doubler
- Condition: Corroded
- Location: Fuselage
- 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/TX9Y20111111006

## Discrepancy

WATER SERVICE PORT EXTERIOR DOUBLER WAS FOUND CORROSION (BS 980-BS 1000, STR 44R-STR 46R).  THE CORROSION WAS REMOVED AS PER SRM 51-10-01 REV 120. THE CORROSION WAS BLENDED OUT, NOT WITHIN SRM 53-30-01 REV 120 LIMITS. THE NEW WATER SERVICE PORT EXTERIOR DOUBLER WAS FABRICATED AS PER DWG 65B09637 REV A.

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