# SDR 98ZZZX53

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Engine: Pwa JT9D7
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Disk
- Condition: Cracked
- Location: Stage 8
- Part time: 29,864 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/98ZZZX53

## Discrepancy

DURING COMPLEX INSPECTION (INCOMING INSP), ONE DOVETAIL WAS DISCOVERED DEFECTIVE.  CRACK WAS ALONG THE WALL OF THE PRESSURE FACE CONTINUING ON THROUGH APPROXIMATELY HALF-WAY.  THIS CRACK HAS THE CRITERIA ON THE DOVETAIL TO CAUSE LIBERATION.

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