# SDR CA970624020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Engine: Pwa JT9D7AH
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Hp Comp Disc
- Part number: 794909
- Condition: Cracked
- Location: 9th Stage
- Part time: 52,272 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/CA970624020

## Discrepancy

(CAN) DURING DISASSEMBLY AND INSPECTION OF THE HIGH PRESSURE COMPRESSOR A CRACK, BEYOND ACCEPTABLE LIMITS, WAS FOUND IN THE BLADE SLOT AREA OF THE 9TH STAGE DISC. THE 9TH STAGE DISC WAS SCRAPPED AND SENT TO THE MATERIAL REVIEW DEPARTMENT FOR EVALUATION.

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