# SDR HEEA079002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2002
- Submitted: May 28, 2002
- Operation: General aviation
- Aircraft: [N499PH](https://openairdocs.org/aircraft/N499PH), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53400
- Aircraft time: 2,491 hours
- System (JASC): [6321 · Main Rotor Brake](https://openairdocs.org/jasc/6321)
- Part: Caliper
- Part number: 407340302101FM
- Part serial: 1149
- Condition: Worn
- Location: Rotor Brake
- Part time: 1,956 hours
- 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/HEEA079002

## Discrepancy

REMOVED ROTOR BRAKE FOR OVERHAUL.  FOUND EXCESSIVE WEAR ON HOUSING AND PAD RETAINER BOLTS.

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