# SDR B3OR20060125

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2006
- Submitted: January 26, 2006
- Operation: General aviation
- Aircraft: N5204J
- Make and model: Snias AS350B2
- Aircraft serial: 3118
- Aircraft time: 1,864 hours
- System (JASC): [6510 · Tail Rotor Drive Shaft](https://openairdocs.org/jasc/6510)
- Part: Drive Shaft
- Part number: 350A34021006
- Part serial: M3180
- Condition: Misoverhauled
- Location: Tail Rotor
- 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/B3OR20060125

## Discrepancy

DURING ROUTINE TBO REPLACEMENT OF TAIL ROTOR DRIVESHAFT; IT WAS DISCOVERED THAT THE FORWARD END OF THE RECENTLY OVERHAULED REPLACEMENT WAS UNPAINTED CAUSING THE NR 5 BEARING FIT TOLERANCES TO BE TOO LOOSE.  MFG TECHNICAL REPRESENTATIVES VERIFIED THAT THE DRIVESHAFT IS SUPPOSED TO BE PAINTED UP TO THE SPLINES.  PART WAS RETURNED FOR FURTHER REWORK.

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