# SDR ALG2002F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2001
- Submitted: January 16, 2002
- Operation: Air carrier
- Aircraft: [N417AL](https://openairdocs.org/aircraft/N417AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53054
- Engine: Allsn 250C*
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Bevel Gear
- Part number: 407040035101
- Part serial: A298
- Condition: Making Metal
- Location: Transmission
- Part time: 3,988 hours
- Component: Transmission, Bell, 407
- Component part number: 407040006107
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ALG2002F00000

## Discrepancy

TRANSMISSION MAKING METAL.  BEVEL GEAR CRACKED FROM BOLT HOLE.

---
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.