# SDR SWAA2025123040175

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2025
- Submitted: December 30, 2025
- Operation: Air carrier
- Aircraft: [N8518R](https://openairdocs.org/aircraft/N8518R), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 63593
- Aircraft time: 29,569 hours, 14,824 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Angle
- Condition: Cracked
- 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/SWAA2025123040175

## Discrepancy

NR 1 ENGINE INBD FAN COWL VERTICAL ANGLE AFT OF OIL SERVICE DOOR CRACKED UPPER END.   NR 1 ENGINE INBD FAN COWL TO BE REMOVED, REPLACED AND INSTALLED ON 7111-E-17063-NG.

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