# SDR HEEA083482

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2003
- Submitted: January 14, 2003
- Operation: Air carrier
- Aircraft: [N493PH](https://openairdocs.org/aircraft/N493PH), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53393
- Aircraft time: 3,632 hours
- System (JASC): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Seal
- Condition: Leaking
- Location: M/R Mast Assy
- Part time: 1,134 hours
- Component: Mast Assy
- Component part number: 407040011101S
- Stage of operation: IN
- How discovered: 9
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA083482

## Discrepancy

MAST SEAL LEAKS. REPLACED SEAL PN 537855 DUE TO WORN AND PN 406040090103 NUT DUE TO GROOVED SEAL AREA.

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