# SDR QMLA2014050614051

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2014
- Submitted: May 12, 2014
- Operation: Air carrier
- Aircraft: [N900UM](https://openairdocs.org/aircraft/N900UM), registered now
- Make and model: Doug MD 900
- Registry model: [Doug MD 900](https://openairdocs.org/model/mcdonnell-douglas-helicopter-md-900) (OpenAirDocs)
- Aircraft serial: 90000112
- Aircraft time: 2,027 hours, 8,814 cycles
- System (JASC): [6410 · Tail Rotor Blades](https://openairdocs.org/jasc/6410)
- Part: Blade
- Part number: 900R2442012103
- Condition: Cracked
- Location: Notar
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2014050614051

## Discrepancy

DURING THE 12 MONTH AAIP INSPECTION, FOUND 7 OF 13 NOTAR BLADES WITH SMALL CRACKS COMING FROM THE DRAIN HOLE OF EACH BLADE CUFF.  REPLACEMENT PARTS HAVE BEEN ORDERED & THE ACFT REMAINS OUT OF SERVICE AT THE TIME OF THIS SUBMISSION.

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