# SDR 99ZZZX2599

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N135ME](https://openairdocs.org/aircraft/N135ME), registered now
- Make and model: Urocop EC135P1
- Registry model: [Urocop EC135P1](https://openairdocs.org/model/eurocopter-deutschland-ec135p1) (OpenAirDocs)
- Aircraft serial: 0009
- System (JASC): [5302 · Rotorcraft Tail Boom](https://openairdocs.org/jasc/5302)
- Part: Flange
- Part number: L535A1501210
- Condition: Cracked
- Location: Tail Boom
- Part time: 1,217 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX2599

## Discrepancy

FOUND CRACK WHERE NR 1 TAIL ROTOR DRIVE SHAFT BEARING MOUNTS TO CONNECTING FLANGE.  CRACK FOUND DURING C/W ECA5B EC135-53A-010 INSPECTION OF CONNECTING FRAME FLANGES CAUSED BY TOO FLEXIBLE OF A TAIL BOOM.  MANUFACTURER IS WORKING ON A RESOLUTION.  AIRCRAFT TOTAL TIME:  1,217.1 HOURS.

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