# SDR IO5R080346

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2002
- Submitted: July 15, 2002
- Operation: Air carrier
- Aircraft: [N557CB](https://openairdocs.org/aircraft/N557CB), registered now
- Make and model: Snias AS350B2
- Aircraft serial: 3431
- Aircraft time: 122 hours
- Engine: Tmeca ARRIEL1B
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil Filter
- Part number: 704A34621004
- Condition: Cracked
- Location: Engine
- Part time: 123 hours
- Stage of operation: CR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IO5R080346

## Discrepancy

AFTER MULTIPLE SEAL CHANGES, OBSERVES HAIRLINE CRACK IN MATING SURFACE REMOVED AND REPLACED

---
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.