# SDR HEER20160921237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2016
- Submitted: September 21, 2016
- Operation: Air carrier
- Aircraft: [N439PH](https://openairdocs.org/aircraft/N439PH), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53999
- Aircraft time: 9,615 hours
- Engine: Allsn 250C47B
- Engine time: 229 hours
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Bearing
- Part number: 6895007
- Part serial: NWK151304
- Condition: Spalled
- Location: Torque Meter
- Part time: 229 hours
- 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/HEER20160921237

## Discrepancy

ENGINE REMOVED 9-16-16 DUE TO METAL IN OIL.  TORQUE METER ROLLER BEARING EXHIBITS SPALLING OF INNER RACE.  REPLACED TORQUE METER ROLLER BEARING.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.