# SDR HAIHEEA9832

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N407PH
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53003
- System (JASC): [6321 · Main Rotor Brake](https://openairdocs.org/jasc/6321)
- Part: Brake
- Part number: 206340301103
- Condition: Grooved
- Location: Rotor
- Part time: 1,149 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HAIHEEA9832

## Discrepancy

ROTOR BRAKE HAS GROOVE WORN IN BOLTS, P/N D0152-1, ITEM 6 BHT 407 IPC FIG. 63-16, ALSO FORWARD HALF OF ROTOR BRAKE HOUSING (NO P/N LISTED IN IPC).  PISTON BORE WORN, 2 PISTONS ITEM 13, P/N D0135-1 HAVE WEAR MARKS FROM SPRINGS, ITEM 16, P/N D0142-1.

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