# SDR 20010130CW004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2001
- Submitted: January 30, 2001
- Operation: General aviation
- Aircraft: N511ME
- Make and model: Urocop EC135P1
- Registry model: [Urocop EC135P1](https://openairdocs.org/model/eurocopter-deutschland-ec135p1) (OpenAirDocs)
- Aircraft serial: 0143
- System (JASC): [6321 · Main Rotor Brake](https://openairdocs.org/jasc/6321)
- Part: Brake
- Part number: L635M1025229
- Condition: Cracked
- Location: Transmission
- Part time: 138 hours
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010130CW004

## Discrepancy

ROTOR BRAKE CHATTERING FOUND CRACKED ROTOR BRAKE DISC./ THIS IS SECOND EVENT.

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