# SDR 99ZZZX3355

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- System (JASC): [6500 · Tail Rotor Drive System](https://openairdocs.org/jasc/6500)
- Part: Bearing
- Part number: 406040339111
- Condition: Wrong Part
- Location: Tail Rotor
- 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/99ZZZX3355

## Discrepancy

RECEIVED NEW ASSEMBLY FROM BELL HELICOPTER NEW TYPE BEARINGS NOT INSTALLED.  ASB 407-98-23 NOT C/W.

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