# SDR 97ZZZX4802

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N7164D](https://openairdocs.org/aircraft/N7164D), registered now
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318052013
- Engine: Lyc LTIO540J2BD
- System (JASC): [8120 · Exhaust Turbocharger](https://openairdocs.org/jasc/8120)
- Part: Bolt
- Part number: LW31S444
- Condition: Failed
- Location: Left Engine
- Component: LW18302
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX4802

## Discrepancy

TURBOCHARGER MOUNT LOWER RIGHT HAND ATTACH BOLT LOOSENED AND VIBRATED UNTIL THE NUT AND COTTER KEY FAILED.  BOLT THEN DEPARTED THE ENGINE.

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