# SDR ERAA96229

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 1996
- 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): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Trunnion Assy
- Part number: 204011451001
- Condition: Bearing Defect
- Location: Seal
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ERAA96229

## Discrepancy

NEW TRUNNION BEARING THAT HAS DEFECTIVE SEAL.  WHILE GREASING TO PREPARE TO INSTALL ON  AIRCRAFT, SEAL POPPED OUT OF BEARING.

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