# SDR ALGA106433

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2005
- Submitted: November 7, 2005
- Operation: Air carrier
- Aircraft: XASYL
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 36101
- Aircraft time: 5,138 hours
- System (JASC): [6321 · Main Rotor Brake](https://openairdocs.org/jasc/6321)
- Part: Bearing
- Condition: Failed
- Location: Quill Assy
- Component: Quill Assy
- Component part number: 222342420101
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ALGA106433

## Discrepancy

TRANSMISSION ASSY MAKING METAL, DISSEMBLED FOUND ROTOR BRAKE QUILL DUPLEX BEARING BEARING BREAKING DOWN. / REMOVEN AND REPLACED DUPLEX BEARING P/N 222-342-420-101

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