# SDR 2010FA0000485

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2010
- Submitted: May 19, 2010
- Operation: General aviation
- Aircraft: [N765SA](https://openairdocs.org/aircraft/N765SA), registered now
- Make and model: Boeing 747-2F6B
- Registry model: [Boeing 747-2F6B](https://openairdocs.org/model/boeing-747-2f6b) (OpenAirDocs)
- Aircraft serial: 21833
- Aircraft time: 94,836 hours, 19,543 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Stiffener
- Condition: Cracked
- Location: Zone 400
- Part time: 94,836 hours, 19,543 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/2010FA0000485

## Discrepancy

PYLON NR 1 STIFFENER NR 3 BETWEEN NAC STA .234-259 WAS CRACK +/- 25MM

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