# SDR IPXA2025092267448

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 2025
- Submitted: September 22, 2025
- Operation: Air carrier
- Aircraft: [N608UP](https://openairdocs.org/aircraft/N608UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 64255
- Aircraft time: 30,199 hours, 4,418 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 146U771441
- 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/IPXA2025092267448

## Discrepancy

STRINGER CRACK, FWD AND AFT SIDE OF STA 2180 S-21L (LEVEL1) (REPAIR). FABRICATED REPAIR SPLICE I.A.W. EGAT WORK SHEET NO. 50694 STEP 14 (SRM 53-60-03-2R-12 REV.46/TR:53-160)PERFORMED THE HEAT TREATMENT FROM 7075-O TO T62 CONDITION I.A.W. EGAT WORK SHEET NO.:50694 STEP 15. (SRM 53-60-03-2R-12 REV.46 / TR:53-160) AND SPWPS-HT-008 REV.35 AND SPDS-HT-005 REV.37.PERFORMED EO-95233-REQ1 REV.1 AND EI NO.F2025A53M-2148 REV.0 AND EGAT WORK SHEET NO.50694.

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