# SDR CA000404010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 1999
- Submitted: April 19, 2000
- Operation: Air carrier
- Make and model: Snias AS350B
- Aircraft time: 6,317 hours
- Engine: Tmeca ARRIEL1B
- System (JASC): [6520 · Tail Rotor Gearbox](https://openairdocs.org/jasc/6520)
- Part: Gearbox
- Part number: 350A33020005
- Condition: Making Metal
- Location: Tail Rotor
- Part time: 4,481 hours
- Component: Tail Rotor Gearb
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA000404010

## Discrepancy

(CAN) MAKING METAL.  FERROUS FLAKES SET OFF THE CHIP LIGHT.  DRAINING OF THE OIL REVEALED NON-FERROUS METAL AS WELL.  OIL HAD APPEARANCE OF MILKY PAINT.

---
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.