# SDR 2025F00128

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2025
- Submitted: May 20, 2025
- Operation: General aviation
- Aircraft: N380QS
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 6800089
- Aircraft time: 15,434 hours, 105,285 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Cap
- Condition: Corroded
- Location: Zone 500
- 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/2025F00128

## Discrepancy

EXFOLIATION CORROSION ON LH AFT SPAR LOWER CAP BEHIND PANEL 720DL. MECHANICALLY REMOVED AREA OF CORROSION FROM LH WING AFT SPAR IAW C680 SRM 51-70-02. FOUND CORROSION BLENDS TO BE BEYOND LIMITS IAW C680 SRM 51-70-02 EXCEEDING .002" OF MATERIAL REMOVED FROM NOMINAL THICKNESS. REPAIRED CORROSION BLENDS IAW NETJETS ENGINEERING RFTS-113816 REV.0 ,TITLE: N380QS (680-0089) LH WING AFT SPAR CORROSION, DATED 12MAY25.

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