# SDR CA150318009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 6, 2015
- Submitted: August 5, 2015
- Operation: General aviation
- Make and model: Bell 206B
- Registry model: [Bell 206B](https://openairdocs.org/model/bell-206b) (OpenAirDocs)
- System (JASC): [6520 · Tail Rotor Gearbox](https://openairdocs.org/jasc/6520)
- Part: Lock Nut
- Part number: MS21042L4
- Condition: Cracked
- Location: Tail Rotor
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA150318009

## Discrepancy

(CAN) AT LAST 100 HRS INSPECTION OF HELICOPTER, TT 3276,5 HOURS, INSPECTED THE TAIL ROTOR SELF LOCKING NUT AND FOUNDED IT CRACKED AT HALF,  REPLACED IT FOR A NEW NUT.

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