# SDR HDNA2018100100000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2018
- Submitted: October 1, 2018
- Operation: Air carrier
- Aircraft: [N335ML](https://openairdocs.org/aircraft/N335ML), registered now
- Make and model: Urocop EC 135 P2
- Registry model: [Urocop EC 135 P2](https://openairdocs.org/model/eurocopter-deutschland-ec-135-p2) (OpenAirDocs)
- Aircraft serial: 0451
- Aircraft time: 5,217 hours, 15,879 cycles
- System (JASC): [5302 · Rotorcraft Tail Boom](https://openairdocs.org/jasc/5302)
- Part: Frame
- Condition: Cracked
- Location: Tailboom
- Component: Tailboom, Urocop
- Component part number: 2000052
- 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/HDNA2018100100000

## Discrepancy

THE AFT RING FRAME (X9227 FRAME) CRACKED ON THE LEFT SIDE APPROX. 2 INCHES BELOW THE BOLT USED FOR ELECTRICAL GROUNDING PURPOSES.

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