# SDR ALGA091602

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2003
- Submitted: December 22, 2003
- Operation: Air carrier
- Aircraft: [N497AL](https://openairdocs.org/aircraft/N497AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53172
- Aircraft time: 4,958 hours
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Stud
- Part number: 407010105101
- Part serial: 1
- Condition: Cracked
- Location: M/R Head
- Component: Head Assy
- Component part number: 407010100115
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ALGA091602

## Discrepancy

FOUND 8 EA. STUDS CRACKED AT BASE OF THREAD SHANK IN RADIUS.

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