# SDR 95ZZZX7054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N178EH](https://openairdocs.org/aircraft/N178EH), registered now
- Make and model: Snias AS350B1
- Aircraft serial: 2264
- System (JASC): [6330 · Main Rotor Transmission Mount](https://openairdocs.org/jasc/6330)
- Part: Crossbeam
- Part number: 350A38101832
- Condition: Cracked
- Location: Main Gearbox
- Part time: 3,500 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX7054

## Discrepancy

DURING ROUTINE NDT INSPECTION OF MGB SUSPENSION CROSSBEAM, PN 350A38-1018-32, A SURFACE CRACK WAS FOUND APPROXIMATELY .8750 INCH LONG, IN THE RADIUS OF THE THIN ARM THAT ATTACHES TO THE MGB.  THE CRACK DOES NOT GO ALL THE WAY THROUGH THE ARM, DEPTH IS UNKNOWN.  THIS IS THE FIRST BEAM EVER FOUND CRACKED.  NO PITTING OR CORROSION WAS EVIDENT IN THIS AREA, CAUSE OF CRACK CANNOT BE DETERMINED AT OUR LEVEL.

---
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.