# SDR QMLA2017080917077

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2017
- Submitted: August 9, 2017
- Operation: Air carrier
- Aircraft: [N150AM](https://openairdocs.org/aircraft/N150AM), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54046
- Aircraft time: 2,355 hours, 6,702 cycles
- System (JASC): [6410 · Tail Rotor Blades](https://openairdocs.org/jasc/6410)
- Part: Blade
- Part number: 406016100119
- Part serial: A5806
- Condition: Cracked
- Location: Tail Rotor
- Part time: 2,355 hours, 6,702 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2017080917077

## Discrepancy

DURING AN AIRWORTHINESS, PREFLIGHT INSPECTION,  ONE CRACK ESTIMATIED TO BE .03125"-.0625" WAS FOUND ON THE CENTER TIP BLOCK SEAL OF THE TAIL ROTOR BLADE WHEN COMPLYING WITH INSTRUCTIONS LAID OUT IN THE MM A ADDITIONAL CRACK WAS FOUND ON THE TRAILING TIP BLOCK SEAL.  THE SECOND CRACK HAD NOT SHOWN INDICATIONS THROUGH THE PAINT.

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