31823‑CW, Fan Blade, 18" Diameter, 23° Pitch, Clockwise Rotation, Interchangeable Hex Hubs

This general-purpose three‑blade fan blade is designed for HVAC and ventilation applications, offering a free‑air configuration with interchangeable hex hubs and a clockwise rotation for versatile mounting and airflow control.

KEY FEATURES

• Model: 31823‑CW

• Product Type: Fan Blade

• Number of Blades: 3

• Diameter: 18"

• Pitch: 23°

• Rotation: Clockwise

• Interchangeable Hex Hubs (sold separately):

– 5/16" Bore: Part #93-217-002

– 3/8" Bore: Part #93-217-003

– 1/2" Bore: Part #93-217-004

– 5/8" Bore: Part #93-217-005

– 3/4" Bore: Part #H12

• Performance (Free Air): At 1,050 RPM: 2,010 CFM, 0.068 BHP; at 1,140 RPM: 2,300 CFM, 0.090 BHP; at 1,550 RPM: 3,100 CFM, 0.270 BHP; at 1,725 RPM: 3,500 CFM, 0.350 BHP

CROSS REFERENCE

• 2770972

• 5559 (6-4316)