# SDR HAI00000001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N900BH](https://openairdocs.org/aircraft/N900BH), registered now
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 33195
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Bearing
- Part number: 412010106101
- Condition: Worn
- Location: M/R Red
- Part time: 1,888 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HAI00000001

## Discrepancy

BEARING IS WORN EXCESSIVELY. REPLACED WITH NEW

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