# SDR ALGA082680

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 24, 2002
- Submitted: January 6, 2003
- Operation: Air carrier
- Aircraft: [N408AL](https://openairdocs.org/aircraft/N408AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53491
- Aircraft time: 1,184 hours
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Bevel Gear
- Part number: 407040037101
- Part serial: A653
- Condition: Scored
- Location: M/R Gearbox
- Part time: 1,184 hours
- Component: Gearbox
- Component part number: 407040006107
- 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/ALGA082680

## Discrepancy

BEVEL GEAR CRACKED AT BOLT HOLE. THIS IS THE 1ST TIME THIS GEARBOX WAS OPENED UP FOR MAINT. SHAFT SCORED.  REMOVE AND REPLACED.

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