# SDR 20000424SH004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2000
- Submitted: April 24, 2000
- Operation: Air carrier
- Aircraft: [N280AS](https://openairdocs.org/aircraft/N280AS), registered now
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120231
- System (JASC): [5410 · Nacelle/Pylon, Main Frame](https://openairdocs.org/jasc/5410)
- Part: Frame
- Part number: 03851002
- Condition: Cracked
- Location: Rt Nacelle
- Stage of operation: IN
- How discovered: D
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20000424SH004

## Discrepancy

FLUORESCENT PENETRANT INSPECTION INDICATED CRACKS IN RT NACELLE FORWARD NR 1 FRAME.  POSSIBLE CAUSE IS STILL UNDETERMINED.  WOULD SUSPECT ENGINE TORQUE AND VIBRATION TO BE POSSIBLE CONTRIBUTING FACTORS.  (X)

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