# SDR 96ZZZX2301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 28, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N615BH
- Make and model: Bell 47G-5A
- Registry model: [Bell 47G-5A](https://openairdocs.org/model/bell-47g-5a) (OpenAirDocs)
- Aircraft serial: 25126
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Bearing
- Part number: 476206283
- Condition: Making Metal
- Location: Transmission
- Part time: 303 hours
- Component: 4762060029
- 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/96ZZZX2301

## Discrepancy

UPON FINDING METAL IN OIL SCREEN, TRANSMISSION WAS REMOVED AND DISASSEMBLED.  LOWER SUN GEAR BEARING WAS FOUND TO BE MAKING METAL.  SUBMITTER STATES THIS HAS BEEN THE SIXTH FAILURE IN TRANSMISSION.

---
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.