precision-drilled foundation for Carrier 48HCDA041A and 48HCDA045A models

Tool-Free Mounting: The Poptop design facilitates rapid field replacement

ensuring the OEM furnace part maintains the integrity of the original air distribution system without the alignment headaches of universal substitutes

Is the 8407-068BX compatible with older Bard HVAC units

slip-free fit on standard blower shafts for improved torque transfer

Carrier KR11AZ506 Blower Pulley R-410A precision-drilled foundation for Carrier 48HCDA041AWhen you're out in the field servicing a Carrier, Bryant, or Payne air handler or rooftop unit, ensuring the blower system maintains precise airflow is non negotiable. The Carrier KR11AZ506 Blower Pulley is a Factory Authorized Part designed to hold exact tolerances. This single groove pulley features a 4 3 4 inch outer diameter (OD) and a 5 8 inch bore, specifically engineered for power transmission within commercial and residential belt drive