Sterling 11J35R1VL34X5/8 Variable Pitch Motor Pulley 5/8 Inch Bore

The Sterling 11J35R1VL34X5/8 is a variable pitch motor pulley designed for HVAC heating and cooling applications. This cast iron pulley features a 5/8 inch bore diameter and provides adjustable pitch capability for precise belt tension and speed control in blower motor assemblies.

Key Features:

• Cast iron construction for durability and resistance to wear
• Variable pitch design allows for belt tension and speed adjustments
• 5/8 inch bore diameter with keyway for secure shaft mounting
• Single groove configuration for V-belt applications
• Compatible with 3L, 4L, and 5L belt cross sections
• Includes hex set screws for secure installation

This genuine Sterling HVAC replacement pulley is commonly used in furnace blower motors, air handler units, and other residential and light commercial HVAC equipment. The variable pitch feature enables installers to fine-tune system performance without changing pulley sizes.