# SDR 95ZZZX6758

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 31, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N9900K](https://openairdocs.org/aircraft/N9900K), registered now
- Make and model: Piper PA-28-181
- Registry model: [Piper PA-28-181](https://openairdocs.org/model/piper-pa-28-181) (OpenAirDocs)
- Aircraft serial: 287890198
- System (JASC): [6113 · Propeller Spinner Section](https://openairdocs.org/jasc/6113)
- Part: Bulkhead
- Part number: 6580400
- Condition: Cracked
- Location: Propeller
- Part time: 2,594 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/95ZZZX6758

## Discrepancy

PROPELLER SPINNER BULKHEAD CRACKED AT MOUNT HOLE.  SUSPECT DUE TO TORQUE OF MOUNT BOLTS, ALUMINUM IS CRUSHED OVER A PERIOD OF TIME, MAKING BOLTS A TIGHT FIT CAUSING WARPAGE OF BULKHEAD AND SUBSEQUENT CRACKING.  SUBMITTER SUGGESTS CONDITION OF BULKHEADS SHOULD BE MONITORED.

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