Dial 3-3/4-Inch Adjustable Motor Sheave, 1/2-Inch Bore, Single Groove

Dial adjustable motor sheave for compatible evaporative cooler belt drives. Sized for a 1/2-inch motor shaft.

• Pulley diameter: 3-3/4 in.
• Shaft bore: 1/2 in.
• Belt grooves: single groove
• Design: adjustable
• Typical cooler motor application: 1/2 or 3/4 HP
• Material: cast iron

Replaces 1VL40. Additional replacement cross-references: 5X274 and P5-100-1.

Match the original pulley diameter, shaft bore, belt profile and groove count before ordering. Horsepower alone does not establish fit. Follow the equipment manufacturer’s pulley selection and adjustment specifications to maintain the required blower speed and motor load.