# SDR CA070321011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 21, 2007
- Submitted: May 1, 2007
- Operation: General aviation
- Make and model: Bell 206B
- Registry model: [Bell 206B](https://openairdocs.org/model/bell-206b) (OpenAirDocs)
- Aircraft time: 12,829 hours
- Engine: Allsn 250C20B
- System (JASC): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Mast
- Part number: 206010332121
- Part serial: NJF6317
- Condition: Corroded
- Location: Main Rotor
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA070321011

## Discrepancy

(CAN) DURING ANNUAL INPECTION OF INTERIOR OF MAST, CORROSION AND PITTING WERE DISCOVERED.  MAST WAS REMOVED AND SENT TO AN OVERHAUL FACILITY FOR REPAIR. (TC NR 20070321011)

---
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.