# SDR HAIHEEA9376

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Bearing
- Part number: 204040145001
- Condition: Failed
- Location: M/R Gr Box
- Component: 412040002109
- 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/HAIHEEA9376

## Discrepancy

BEARING CAGE DRAGGING ON INNER RACE.  REMOVED FROM YV-0-CVG-11. REPLACED WITH SERVICEABLE BEARING.

---
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.