# SDR EVCA202010091

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2020
- Submitted: October 9, 2020
- Operation: Air carrier
- Aircraft: [N489AE](https://openairdocs.org/aircraft/N489AE), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54059
- Aircraft time: 5,492 hours, 14,280 cycles
- System (JASC): [6210 · Main Rotor Blades](https://openairdocs.org/jasc/6210)
- Part: Tab
- Part number: 406015037129
- Condition: Cracked
- Location: Main Rotor Blade
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EVCA202010091

## Discrepancy

VIBRATION FELT IN CRUISE FLIGHT WHICH LESSENED AT LOWER SPEEDS.  INSPECTION FOUND CRACKED TRIM TAB ON MAIN ROTOR BLADE.

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