# SDR 2001F00601

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2001
- Submitted: November 5, 2001
- Operation: Air carrier
- Aircraft: [N709AL](https://openairdocs.org/aircraft/N709AL), registered now
- Make and model: Skrsky S76A
- Aircraft serial: 760278
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Pinion Gear
- Part number: E6893672
- Part serial: CI6053
- Condition: Spalled
- Location: Gearbox
- 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/2001F00601

## Discrepancy

UPON INSPECTION OF GEARBOX PARTS, LIGHTS SPALLING AND GALLING ON PINION GEAR TEETH CAUSING LIGHT SPALLING ON T/M GEAR GEARTEETH.  (M)

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