# SDR YTRA2013073000001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2013
- Submitted: July 30, 2013
- Operation: Air carrier
- Aircraft: [N410RL](https://openairdocs.org/aircraft/N410RL), registered now
- Make and model: Bell 206L-4
- Registry model: [Bell 206L-4](https://openairdocs.org/model/bell-helicopter-textron-canada-206l-4) (OpenAirDocs)
- Aircraft serial: 52310
- Aircraft time: 6,330 hours, 8,250 cycles
- Engine: Allsn 250C30P
- Engine time: 10,747 hours, 16,127 cycles
- System (JASC): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Mast
- Part number: 206040535109
- Part serial: MO177
- Condition: Mismanufactured
- Location: Main Rotor
- Part time: 10 hours
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YTRA2013073000001

## Discrepancy

MAST POLE MANUFACTURED INCORRECTLY.  SCALLOP FOR DRIVE LINK THROUGH BOLT MACHINED IN WRONG LOCATION.  MAST POLE HAS 44 RIN.

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