# SDR 20000518SH011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2000
- Submitted: May 18, 2000
- Operation: General aviation
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Engine: Iae V2500A1
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Bearing
- Part number: 4T0170
- Part serial: F5645S
- Condition: Failed
- Location: Main Grbx Assy
- Component: Main Gearbox Ass
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20000518SH011

## Discrepancy

GEARBOX REMOVED FOR METAL IN CHIP COLLECTOR AND STRAINER.  DISASSEMBLY, INSPECTION DISCLOSED BEARING (CAGE) FAILURE.  MATERIAL FORWARDED TO IAE ENGINEERING FOR REVIEW.  (X)

---
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.