Description
The Aaon R17840 is an OEM replacement fan blade designed for use in Aaon HVAC equipment. Engineered to deliver consistent, efficient airflow, this blade is a direct-fit solution that helps restore your system to peak performance with minimal downtime.
Product Specifications
- Blade Diameter: 22″
- Bore Size: 1/2″
- Number of Blades: 3
- Rotation Direction: Clockwise (CW)
- Brand: Aaon
- Part Number: R17840
Key Features
- OEM-specified replacement blade for Aaon HVAC systems
- 22″ diameter delivers high-volume airflow suited to commercial and light-industrial applications
- 1/2″ bore provides a secure, precise fit on compatible motor shafts
- 3-blade design balances airflow efficiency with quiet, smooth operation
- Clockwise rotation engineered to match original equipment specifications
- Durable construction supports long service life in demanding HVAC environments
Application
This fan blade is intended as a direct OEM replacement for Aaon rooftop units and other Aaon HVAC equipment requiring a 22″ diameter, 3-blade, clockwise-rotation fan blade with a 1/2″ bore. Always verify compatibility with your specific unit model before installation.







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