# SDR IPXA2026022186459

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2026
- Submitted: March 4, 2026
- Operation: Air carrier
- Aircraft: [N581UP](https://openairdocs.org/aircraft/N581UP), registered now
- Make and model: Boeing 747-4R7F
- Registry model: [Boeing 747-4R7F](https://openairdocs.org/model/boeing-747-4r7f) (OpenAirDocs)
- Aircraft serial: 25866
- Aircraft time: 131,446 hours, 22,124 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron Fitting
- Part number: 69B008336
- 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/IPXA2026022186459

## Discrepancy

DURING PERFORM UPS EO-281410-JIC017 FOUND LOWER LONGERON SPLICE FITTING AFT SIDE CRACK AT STA 2598 S-11R. ACCOMPLISHED REPAIR I.A.W EO-96692-REQ1 REV1 AND EGAT EI F2026A53M-361 REV.2.

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