# SDR 2A6R2019032551903

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2019
- Submitted: March 25, 2019
- Operation: Air carrier
- Filed by: [Air Methods, LLC, repair station 2A6R933B](https://openairdocs.org/faa-repair-station/2A6R933B/air-methods-llc.md) (OpenAirDocs)
- Aircraft: [N557AM](https://openairdocs.org/aircraft/N557AM), registered now
- Make and model: Snias AS350B2
- Aircraft serial: 4337
- Aircraft time: 4,015 hours, 13,409 cycles
- System (JASC): [5302 · Rotorcraft Tail Boom](https://openairdocs.org/jasc/5302)
- Part: Bearing Support
- Part number: 350A2310534551
- Condition: Damaged
- Location: Zone 200
- Part time: 4,015 hours, 13,409 cycles
- 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/2A6R2019032551903

## Discrepancy

UPON REMOVAL OF FWD TAIL ROTOR DRIVE SHAFT, FOUND THE NR 6 DRIVE SHAFT BEARING SUPPORT ATTACHMENT HOLES ELONGATED.

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