# SDR IPXA2026092280443

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 4, 2026
- Submitted: September 23, 2026
- Operation: Air carrier
- Aircraft: [N613UP](https://openairdocs.org/aircraft/N613UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 64259
- Aircraft time: 29,927 hours, 4,405 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 148U3901114
- Condition: Cracked
- Location: Zone 100
- 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/IPXA2026092280443

## Discrepancy

STRINGER CRACKED, AFT SIDE OF BS 2598 S-25R.  ACCOMPLISH THE REPAIR IAW EO-98604-REQ0042, REV 1, & EI F2026A53M-1904, REV 2.

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