# SDR QMLD201202090961

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2012
- Submitted: February 9, 2012
- Operation: Air carrier
- Aircraft: [N556UH](https://openairdocs.org/aircraft/N556UH), registered now
- Make and model: Bell 430
- Registry model: [Bell 430](https://openairdocs.org/model/bell-430) (OpenAirDocs)
- Aircraft serial: 49117
- Aircraft time: 4,853 hours, 1 cycles
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Gear
- Part number: 430040113103
- Part serial: A1364
- Condition: Spalled
- Location: M/R Transmission
- Part time: 4,853 hours, 1 cycles
- Component: Transmission, Bell
- Component part number: 430040003113
- 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/QMLD201202090961

## Discrepancy

THE FACE OF THE GEAR TOOTH IS WORN BEYOND LIMITS DUE TO SPALLING. NOTE: MFG DOES NOT COUNT CYCLES BUT PUT 1 IN THE TOTAL CYCLES SO THE SDR SYS WOULD TAKE IT.

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