# SDR 2011FA0000628

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2011
- Submitted: September 22, 2011
- Operation: General aviation
- Make and model: Hughes 369A
- Registry model: [Hughes 369A](https://openairdocs.org/model/hughes-369a) (OpenAirDocs)
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Drive Gear
- Part number: 369A5256
- Part serial: 469181
- Condition: Cracked
- Location: M/R Transmission
- Component: Transmission
- Component part number: 369A5100603
- Stage of operation: IN
- How discovered: M
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2011FA0000628

## Discrepancy

DURING MAGNETIC PARTICLE INSPECTION, A CRACK WAS FOUND ON THE GEAR.

---
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.