# SDR 99ZZZX4389

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 27, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N340MM](https://openairdocs.org/aircraft/N340MM), registered now
- Make and model: Cessna 340A
- Registry model: [Cessna 340A](https://openairdocs.org/model/cessna-340a) (OpenAirDocs)
- Aircraft serial: 340A0635
- System (JASC): [8120 · Exhaust Turbocharger](https://openairdocs.org/jasc/8120)
- Part: Bearing
- Condition: Failed
- Location: Turbocharger
- Component: 4078109001
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX4389

## Discrepancy

INNER BEARING FAILURE OF LEFT TURBO CAUSING TURBO CASE TO SPLIT AROUND INNER CIRCUMFERENCE.

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