# SDR 2001F00567

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2001
- Submitted: October 31, 2001
- Operation: Air carrier
- Aircraft: [N497AL](https://openairdocs.org/aircraft/N497AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53172
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Bearing
- Part number: 407310101101
- Part serial: LK5278
- Condition: Worn
- Location: Main Rotor
- Component: Main Rotor Hub, Bell
- Component part number: 407010100115
- 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/2001F00567

## Discrepancy

2500 HOUR INSPECTION, REPLACED ELASTOMER SEPARATOR.  (M)

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