# SDR UIEA2025022700174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2025
- Submitted: March 3, 2025
- Operation: Air carrier
- Aircraft: [N480MC](https://openairdocs.org/aircraft/N480MC), registered now
- Make and model: Boeing 747422
- Aircraft serial: 28812
- Aircraft time: 81,302 hours, 9,722 cycles
- System (JASC): [5414 · Nacelle/Pylon, Plate/Skin](https://openairdocs.org/jasc/5414)
- Part: Skin
- 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/UIEA2025022700174

## Discrepancy

CORROSION ON #2 ENG LH CORE COWL SKIN BETWEEN NSTA 222 AND NSTA 230.(<P>1. REPAIR THE DAMAGE AREA IAW EI #T2025A54M-198, REV 0 AND REF DWG #314T4210 SH 20 REV D, 314T4210 SH 18 REV C AND 314T4210 SH 1 REV C. 2. JOB COMPLETED.</P>)

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