# SDR IPXA2025110752040

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2025
- Submitted: November 7, 2025
- Operation: Air carrier
- Aircraft: [N609UP](https://openairdocs.org/aircraft/N609UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 64254
- Aircraft time: 30,057 hours, 4,416 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 148U390444
- Condition: Cracked
- Location: Zone 200
- 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/IPXA2025110752040

## Discrepancy

STRINGER CRACK, FWD SIDE OF STA 2598 S-5R.   ACCOMPLISHED REPAIR IAW EO-95774-REQ1 REV.1 AND EGAT EI F2025A53M-2517 REV.1.

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