# SDR IPXA2026050995372

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2026
- Submitted: May 20, 2026
- Operation: Air carrier
- Aircraft: [N423UP](https://openairdocs.org/aircraft/N423UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25325
- Aircraft time: 36,345 hours, 23,701 cycles
- System (JASC): [5350 · Aerodynamic Fairings](https://openairdocs.org/jasc/5350)
- Part: Intercostal
- Part number: 144N818047
- Condition: Corroded
- Location: Zone 100
- 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/IPXA2026050995372

## Discrepancy

WTB INTERCOSTAL BTW STA 1037 TO 1060 AND LBL 5 WITH CORROSION AROUND NUTPLATE HOLE(S).  INSTALLATION OF NEW INTERCOSTAL AT BTW STA 1037 TO 1060 AND LBL 5 IAW B757-200 SRM 51-40-02.  REVIEWED

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