# SDR USAA070255

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2007
- Submitted: March 30, 2007
- Operation: Air carrier
- Aircraft: [N419US](https://openairdocs.org/aircraft/N419US), registered now
- Make and model: Boeing 737401
- Aircraft serial: 23986
- Aircraft time: 50,145 hours, 50,145 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 787-807
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA070255

## Discrepancy

AFT CARGO (SKIN UNDER THRESHOLD) ADJACENT TO EXISTING REP DOUBLER STA 787-807 HAS CORROSION.  INSTALLED DOUBLER; PER 52-00-01 REP 32; CORR TASK C53-202-01, DEFECT SIZE:  20 INCHES.

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