# SDR F27A2024080600574

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2024
- Submitted: August 6, 2024
- Operation: Air carrier
- Aircraft: [N721RN](https://openairdocs.org/aircraft/N721RN), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605785
- Aircraft time: 4,104 hours, 3,199 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Zone 100
- 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/F27A2024080600574

## Discrepancy

CORROSION WAS FOUND UNDER THE AIRCRAFT DATA PLATE. CORROSION WAS REMOVED AND BLENDED. NDT FOUND SKIN AT .021IN. INSTALLED DOUBLER OF .040IN AND REINSTALLED DATA PLATE. WORK WAS PERFORMED BY TECHNICAIR GRAND RAPIDS MI ON THEIR WORK ORDER S66-24-66992.

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