# SDR R7MR33010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 2000
- Submitted: May 22, 2001
- Operation: Air carrier
- Aircraft: [N911BY](https://openairdocs.org/aircraft/N911BY), registered now
- Make and model: Bolkms BK117A4
- Aircraft serial: 7127
- Engine: Lyc LTS101650B1
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Bearing
- Part number: 430151801
- Part serial: 970633106613
- Condition: Damaged
- Location: Engine
- Part time: 866 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/R7MR33010

## Discrepancy

EXCESSIVE PITTING.  REPLACED WITH NEW UNIT,  CORRECTED PROBLEM.

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