# SDR IPXA2026102463762

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2026
- Submitted: November 4, 2026
- Operation: Air carrier
- Aircraft: [N462UP](https://openairdocs.org/aircraft/N462UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 28266
- Aircraft time: 41,618 hours, 21,864 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Stiffener
- Part number: 311N522055
- Condition: Corroded
- Location: Zone 400
- 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/IPXA2026102463762

## Discrepancy

FAULT: STR-Z400, #2 ENGINE PYLON I/B INTERNAL ANGLE SUPPORT CORRODED INSIDE PANEL 443LL. INSTALLED ANGLE SUPPORT (VERTICAL STIFFENER) IAW B757-200PF, SRM 51-40-02. REVIEWED

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