# SDR IPXA2024021992798

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2024
- Submitted: February 20, 2024
- Operation: Air carrier
- Aircraft: [N458UP](https://openairdocs.org/aircraft/N458UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25479
- Aircraft time: 34,503 hours, 21,433 cycles
- System (JASC): [5414 · Nacelle/Pylon, Plate/Skin](https://openairdocs.org/jasc/5414)
- Part: Skin
- Part number: 311N504654
- Condition: Corroded
- Location: Nr 1 Nacelle
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2024021992798

## Discrepancy

MAJOR REPAIR, NR 1 ENGINE INBD PYLON INNER SKIN, AFT OF THE SQUARE PANEL HAS EXFOLIATION CORROSION. DOT 8-014. VERIFIED WORKED PER UPS EO: EO 89460-REQ 1 AND VT MAE 757-5450-27-A3511 REV.

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