# SDR AU981542

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Bell 206B-3
- Registry model: [Bell 206B-3](https://openairdocs.org/model/bell-helicopter-textron-206b-3) (OpenAirDocs)
- Engine: Allsn 250C20B
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Screw
- Part number: M52469455
- Condition: Wrong Part
- Location: Main Rotor
- Component: 206011116001
- 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/AU981542

## Discrepancy

(AUS) MAIN ROTOR HUB FLAP RESTRAINT ASSEMBLY SCREWS WERE THE INCORRECT PART NUMBER FOR THE INSTALLATION.  CORRECT P/N M524694-555.  MAST NUT FOUND BELOW MINIMUM TORQUE VALUE.

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