# SDR AALA202607213095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2026
- Submitted: July 21, 2026
- Operation: Air carrier
- Aircraft: [N845NN](https://openairdocs.org/aircraft/N845NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 40579
- Aircraft time: 47,147 hours, 20,104 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Attach Bolt
- 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/AALA202607213095

## Discrepancy

AIRCRAFT WAS GROUNDED: CORROSION FOUND ON #5 FLAP TRACK UPPER LINK ATTACH BOLTS. MAINTENANCE REPLACED #5 FLAP TRACK UPPER LINK ATTACH BOLTS IAW AMM 27-51-11-400-801 AND J/C 08L00027008.

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