# SDR ALG2003F00073

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 15, 2003
- Submitted: October 6, 2003
- Operation: Air carrier
- Aircraft: [N409AL](https://openairdocs.org/aircraft/N409AL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53494
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Firewall
- Part number: 206064902125
- Condition: Cracked
- Location: Fuselage
- Part time: 1,501 hours
- 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/ALG2003F00073

## Discrepancy

DAILY.  FIREWALL HAD 1.5 INCH CRACK ON FIREWALL LT LWR CORNER OF COMBUSTION CAN DEPRESSION.  THICKER FIREWALL.

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