# SDR HEEA2012022133208

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2012
- Submitted: February 29, 2012
- Operation: Air carrier
- Aircraft: N742PH
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53461
- Aircraft time: 11,346 hours
- Engine: Allsn 250C47B
- Engine time: 5,511 hours
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Bearing
- Part number: 6871505
- Part serial: MP087841
- Condition: Spalled
- Location: Turbine
- Part time: 1,847 hours
- Component: Turbine
- Component part number: 23063354
- 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/HEEA2012022133208

## Discrepancy

ENGINE REMOVED DUE TO TURBINE O/H.  NR 5 BEARING EXHIBITED SPALLING OUTER RACE.  R & R NR 5 BEARING WITH NEW PART.

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