# SDR 99ZZZX4100

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Raphael Aviation Services LLC, repair station RA1R822D](https://openairdocs.org/faa-repair-station/RA1R822D/raphael-aviation-services-llc.md) (OpenAirDocs)
- Engine: Iae V2500A1
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Bearing
- Part number: 2A0003
- Condition: Spalled
- Location: Compressor
- Part time: 300 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX4100

## Discrepancy

ENGINE WAS REMOVED DUE TO M50 MATERIAL ON THE MAG CHIP DETECTORS.  DISASSEMBLY OF THE ENGINE REVEALED THE NR 4 BEARING EXHIBITED SPALLING DAMAGE ON THE OUTER RACE.  THE BEARING WAS SUBMITTED TO THE LAB FOR ANALYSIS.

---
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.