# SDR HEEA080303

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 11, 2002
- Submitted: July 8, 2002
- Operation: Air carrier
- Aircraft: N911TL
- Make and model: Bolkms BK117A1
- Aircraft serial: 7198
- System (JASC): [6520 · Tail Rotor Gearbox](https://openairdocs.org/jasc/6520)
- Part: Bushing
- Condition: Worn
- Location: T/R Gearbox
- Part time: 6,668 hours
- Component: Gearbox
- Component part number: 4639003007
- 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/HEEA080303

## Discrepancy

TAIL ROTOR GEARBOX HAS A WORN BUSHING. REPAIRED.

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