# SDR 2025FA0000459

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2025
- Submitted: July 8, 2025
- Operation: General aviation
- Aircraft: [N739QS](https://openairdocs.org/aircraft/N739QS), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20690
- Aircraft time: 8,625 hours, 4,986 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Zone 100
- Part time: 8,625 hours, 4,986 cycles
- 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/2025FA0000459

## Discrepancy

CORROSION WAS FOUND ON THE LOWER FUSELAGE SKIN NEAR FS 779 NEAR STR 22L & 23L, NOMINAL THICKNESS 0.060 IN,  MINIMUM 0.035 IN. MATERIAL TYPE 2024-T42 PER AMS-QQ-A-250''5.

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