# SDR ALG2002F00061

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 2002
- Submitted: July 25, 2002
- Operation: Air carrier
- Aircraft: [N537AL](https://openairdocs.org/aircraft/N537AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53230
- System (JASC): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Cap
- Part number: 406010419109
- Condition: Corroded
- Location: Swashplate
- Part time: 2,495 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/ALG2002F00061

## Discrepancy

DURING DISASSEMBLY FOR 2500 HOUR OVERHAUL.  EXCESSIVE CORROSION ON LOWER FLANGE MATING SURFACE OF SWASHPLATE.

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