Standardized Bore: 1/2-inch hub diameter compatible with standard PSC and ECM condenser motors

ensuring optimal combustion efficiency and consistent manifold pressure

Manufactured from high-grade brass to withstand the thermal stress of continuous combustion cycles

High BTU Rating: Rated for 1

This LP conversion kit includes a dedicated gas valve

Carrier 40RM500107 Fan Shaft 318172-701 Standardized Bore: 1/2-inch hub diameterThe Carrier 40RM500107 Fan Shaft is a critical OEM HVAC replacement part engineered specifically for high capacity commercial air handlers. In the field, precision is non negotiable; this precision balanced fan shaft is designed to reduce vibration and prevent premature bearing failure in 40RM series units. Unlike generic alternatives, this genuine Carrier fan shaft meets proprietary metallurgical standards, ensuring it can handle the high torque