# SDR QMLA2011102611105

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2011
- Submitted: October 27, 2011
- Operation: Air carrier
- Aircraft: [N135MF](https://openairdocs.org/aircraft/N135MF), registered now
- Make and model: Urocop EC135T2
- Registry model: [Urocop EC135T2](https://openairdocs.org/model/eurocopter-deutschland-ec135t2) (OpenAirDocs)
- Aircraft serial: 0281
- Aircraft time: 4,959 hours, 13,402 cycles
- System (JASC): [6210 · Main Rotor Blades](https://openairdocs.org/jasc/6210)
- Part: Blade
- Part number: L621M1010056
- Part serial: 1506
- Condition: Cracked
- Location: Main Rotor
- Part time: 4,959 hours, 13,402 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/QMLA2011102611105

## Discrepancy

THE MECHANIC FOUND A CRACK IN A MAIN ROTOR BLADE WHILE PERFORMING AN AIRWORTHINESS INSP OF THE ACFT.  THE BLADE IS CRACKED 73" FROM THE BLADE CUFF TO THE T/E.  THE CRACK EXTENDS FORWARD AT A 45 DEGREE ANGLE APPROX 6" IN LENGTH.  MFG HAS ISSUED ASB EC135-62A-014 WHICH PERTAINS TO THIS MRB CRACK.  THE ACFT IS CURRENTLY OOS AWAITING A REPLACEMENT BLADE.

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