# SDR UIEA2023022600193

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2023
- Submitted: March 3, 2023
- Operation: Air carrier
- Aircraft: [N493MC](https://openairdocs.org/aircraft/N493MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29254
- Aircraft time: 99,196 hours, 16,014 cycles
- System (JASC): [5400 · Nacelle/Pylon Structure](https://openairdocs.org/jasc/5400)
- Part: Panel
- Part number: 311U2060137
- Part serial: NSN
- Condition: None
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2023022600193

## Discrepancy

NO.3 PYLON ACCESS PANEL 472EL FASTENER HOLE FOUND WORN(<P>NO.3 PYLON ACCESS PANEL 472EL P/N: 311U2060-137 FABRICATED AND REPLACED IAW RI-54-00-16085 REV.A</P>)

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