# SDR ALGA087760

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2003
- Submitted: June 30, 2003
- Operation: Air carrier
- Aircraft: [N687AL](https://openairdocs.org/aircraft/N687AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53366
- Aircraft time: 4,983 hours
- Engine: Allsn 250C47B
- System (JASC): [6520 · Tail Rotor Gearbox](https://openairdocs.org/jasc/6520)
- Part: Bearing
- Part number: 407340032101
- Part serial: ZV8488AB
- Condition: Failed
- Location: Transmission
- Component: Transmission
- Component part number: 407040006107
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ALGA087760

## Discrepancy

TAIL ROTOR TRANSMISSION REMOVED FOR METAL IN OIL, FOUND BEARING BREAKING DOWN.   SUBMITTED BY: PRESTON BARZARE

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