# SDR 98ZZZX3687

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N421PA](https://openairdocs.org/aircraft/N421PA), registered now
- Make and model: Cessna 421C
- Registry model: [Cessna 421C](https://openairdocs.org/model/cessna-421c) (OpenAirDocs)
- Aircraft serial: 421C0224
- Propeller: Mcauly 3FF32C501
- System (JASC): [6114 · Propeller Hub Section](https://openairdocs.org/jasc/6114)
- Part: Bearing
- Part number: C5270
- Condition: Mismanufactured
- Location: Propeller Hub
- 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/98ZZZX3687

## Discrepancy

WRONG SIZE BEARING INSTALLED CAUSING BEARING RACE TO BRAKE GETTING INTO HUB.  HUB WAS REJECTED.

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