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Five-blade aluminum propeller, eight inches, quarter-inch bore, counter-clockwise rotation

Dayton

Dayton 8 in 5-blade aluminum propeller 1/4 in bore 40° pitch 1/100 HP 550 RPM 300 CFM

SKU CH-4QAN-VRYQV

An 8-inch aluminum propeller with five blades and a 40-degree pitch moves 300 CFM at 550 RPM

  • Five-blade design moves 300 CFM efficiently
  • 40° pitch optimises airflow at 550 RPM
  • Lightweight aluminium blades reduce motor load
  • 1/4 in bore with two set screws secures fit
  • Rated for 1/100 HP motors up to 550 RPM

Replacement Propeller for Ceiling Fans

This five-blade aluminum propeller measures 8 inches in diameter and fits a 1/4 inch bore. It is designed as a direct replacement for compatible ceiling fan assemblies that require a 40-degree blade pitch and counter-clockwise rotation facing the discharge.

Verify Bore Size and Motor Rating Before Ordering

Confirm that your existing fan motor uses a 1/4 inch bore and is rated for 1/100 HP at 550 RPM. The propeller includes two set screws for securing it to the shaft, and no keyway is present on this model.

Factory-Balanced Blades Deliver Rated Airflow

The aluminum blades are balanced at the factory to provide 300 CFM at 0.000 inches static pressure without additional adjustment. No extra hardware, software or calibration tools are supplied with the propeller.

Highlights

  • Five-blade design moves 300 CFM efficiently
  • 40° pitch optimises airflow at 550 RPM
  • Lightweight aluminium blades reduce motor load
  • 1/4 in bore with two set screws secures fit
  • Rated for 1/100 HP motors up to 550 RPM

Specifications

No published specifications for this item yet.

Questions about this item

Does the propeller come with mounting hardware or do I need to buy set screws separately?

The propeller includes two set screws for securing it to the motor shaft. No additional mounting hardware is mentioned in the specifications.

Should I choose a different pitch or blade count for more airflow?

This model has a fixed 40-degree pitch and five aluminum blades; no alternative pitches or blade counts are listed for this part.

Will the 300 CFM rating be the same once the propeller is installed on my motor?

The 300 CFM figure is measured at 0.000 in. static pressure and 550 RPM; actual airflow will vary with system resistance and motor speed.

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