Browning 2BK50X 1 3/8 Sheave R-448A After installing the propane conversion

After installing the propane conversion kit

68 ensures the assembly maintains the precise balance required to protect the blower motor bearings and maximize the life of the air handler assembly

ensuring a streamlined installation for veteran contractors

Quick Installation: Equipped with standard male quick-connect terminals and #6-32 screw terminals for efficient wiring in the field

The integrated sensitivity adjustment screw allows technicians to fine-tune the setpoint in the field

Browning 2BK50X 1 3/8 Sheave R-448A After installing the propane conversionThe Browning 2BK50X 1 3 8 is a heavy duty two groove BK cast iron sheave designed for reliable power transmission in industrial HVACR systems. Featuring a 4. 75" outside diameter and a 1 3 8" fixed bore with standard keyway and setscrew, this pulley is engineered for precise shaft integration. Built from high grade ASTM 35 or 40 cast iron, it provides the structural rigidity necessary to minimize vibration and extend the service life of both the motor