# SDR 97ZZZX3508

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N544AS](https://openairdocs.org/aircraft/N544AS), registered now
- Make and model: Snias AS350B2
- Aircraft serial: 2890
- System (JASC): [6410 · Tail Rotor Blades](https://openairdocs.org/jasc/6410)
- Part: Bearing Set
- Part number: 355A09103600
- Condition: Delaminated
- Location: Tail Rotor
- Part time: 499 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/97ZZZX3508

## Discrepancy

BEARING SET DELAMINATED BEYOND LIMITS.  REMOVED FROM TAIL ROTOR ASSY, S/N 6173.  TOTAL TIME ON TAIL ROTOR ASSY, 499.2 HOURS.  HAD BEEN ON S/N 2890 FOR 147.2 HOURS.  INSTALLED NEW BEARING SET.

---
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.