Upgrade mechanical reliability and performance with the Lennox 97J57 variable-pitch pulley, an OEM-compatible cast iron adjustable sheave designed for 4L, 5L, 5V, A, and B-section V-belt drives. Perfect for HVAC blower and fan motors, this pulley delivers customizable belt tension and airflow control.
Specifications:
- Gross Weight: 10 LB
- Weight: 10.3 lbs
- Core Product: No
- Number of Grooves: 2-Groove
- Belt Type: 3L; 4L or A; 5L or B; 5V
- Type: Variable Pitch Cast Iron Finished Bore Pulley
- Pitch Diameter: 4L or A Belt: 4.2 to 5.2 Inch
- Bore Size: 1-3/8 Inch
- Outside Diameter: 6.00 Inch
