# SDR ULX2004F00008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 2004
- Submitted: April 21, 2004
- Operation: Air carrier
- Aircraft: [N221LA](https://openairdocs.org/aircraft/N221LA), registered now
- Make and model: Snias AS350B2
- Aircraft serial: 3220
- Engine: Tmeca ARRIEL1
- System (JASC): [3340 · Exterior Lighting](https://openairdocs.org/jasc/3340)
- Part: Housing
- Part number: 017601
- Condition: Cracked
- Location: Spot Light
- Part time: 647 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/ULX2004F00008

## Discrepancy

CRACKED AT DRIVE FLANGE WELD.  POSSIBLE CAUSE- AERODYNAMIC AND MECHANICAL FORCES AT DRIVE FLANGE.  RECOMMENDATION- USE OF STRONGER BASE MATERIAL AND STRICTER CONTROL OF WELDING PROCESS.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.