# SDR IPXA2024032081123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2024
- Submitted: March 20, 2024
- 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: 125,167 hours, 21,079 cycles
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Mount
- Part number: UNKNOWN
- Condition: Cracked
- Location: Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2024032081123

## Discrepancy

LARGE CRACK OUTBOARD SIDE ENGINE 1 AT MOUNT POINT ON WING. INSTALL NO.1 ENG PYLON TO WING FARING I.A.W SRM 51-40-02-0G REV.100 AND DWG NO.65B13507 SH1 TRV.G AND DWG NO.65B13639 SH2 REV.D.

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