# SDR ALG2002F00015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2002
- Submitted: February 21, 2002
- Operation: Air carrier
- Aircraft: [N627AL](https://openairdocs.org/aircraft/N627AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53284
- Engine: Allsn 250C47B
- System (JASC): [6510 · Tail Rotor Drive Shaft](https://openairdocs.org/jasc/6510)
- Part: Bearing
- Part number: 407340339101
- Part serial: ZV1127211797
- Condition: Worn
- Location: T/R Driveshaft
- Part time: 70 hours
- 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/ALG2002F00015

## Discrepancy

DURING PREVENTATIVE MAINTENANCE INSPECTION, BEARINGS ROUGH AND WORN/ BEARINGS SCRAPPED.  BEARINGS SHOULD BE MOUNTED IN SELF-CENTERING HOUSING.

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