# SDR MTNA20250717001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2025
- Submitted: July 17, 2025
- Operation: Air carrier
- Aircraft: [N764FX](https://openairdocs.org/aircraft/N764FX), registered now
- Make and model: Textrn 408
- Aircraft serial: 4080023
- Aircraft time: 559 hours, 386 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: 78222001
- Condition: Cracked
- Location: Zone 500
- Part time: 559 hours, 386 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/MTNA20250717001

## Discrepancy

ON PREFLIGHT, PILOT LOWERED FLAPS AND FOUND LIGHT IN FLAP COVE, UPON FURTHER INSPECTION MECHANIC FOUND CRACK ON UPPER WING SKIN MEASURING 4"X4"X4".

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