# SDR 95ZZZX2452

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Croman Corp, repair station JYER440F](https://openairdocs.org/faa-repair-station/JYER440F/croman-corp.md) (OpenAirDocs)
- Aircraft: [N318Y](https://openairdocs.org/aircraft/N318Y), registered now
- Make and model: Skrsky S61A
- Aircraft serial: 61094
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Camshaft
- Part number: S613520614007
- Condition: Cracked
- Location: M/R Gearbox
- Part time: 266 hours
- Stage of operation: IN
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX2452

## Discrepancy

ON SHUT-DOWN, PILOTS FELT AN UNUSUAL VIBRATION AND GROWL.  NR 1 CAMSHAFT FOUND CRACKED ABOUT 340 DEGREES AROUND CAM THROUGH OIL HOLES.  SIKORSKY AIRCRAFT HAS BEEN NOTIFIED AND CAM SENT FOR FRACTURE ANALYSIS.  REF:  OPERATOR CONTROL NR JYER950504.

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