# SDR IPXA2026030900041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2026
- Submitted: March 9, 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): [5710 · Wing Main, Frame Structure](https://openairdocs.org/jasc/5710)
- Part: Link
- Part number: 65B131864
- Condition: Broken
- Location: Zone 500
- 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/IPXA2026030900041

## Discrepancy

CORRODED LINK, LOWER SIDE OF LT WING OUTBD L/E CAVITY UPPER RIB LOWER LINK, OLES 1340  IAW AMM 20-51-01-912-008, REV. 115.  REPLACED THE LINK.

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