# SDR 20010406CW011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2001
- Submitted: April 6, 2001
- Operation: Air carrier
- Aircraft: [N378PH](https://openairdocs.org/aircraft/N378PH), registered now
- Make and model: Swrngn SA227AC
- Aircraft serial: AC575
- Engine: Garrtt TPE331*
- System (JASC): [3246 · Wheel/Ski/Float](https://openairdocs.org/jasc/3246)
- Part: Bearing
- Part number: 2751000960
- Condition: Missing
- Location: Wheel
- Component: Wheel Assy
- Component part number: 31357
- 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/20010406CW011

## Discrepancy

LEFT INBOARD MAIN WHEEL WAS MISSING AFTER A NORMAL LANDING.  WHEEL NUT,  WITH COTTER KEY AND BOTH INNER BEARING RACES WERE STILL ON THE AXLE.    A BEARING FAILURE SEEMS MOST LIKELY CAUSE BECAUSE THE OUTER RACES AND ROLLERS WERE MISSING.

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