Reznor 13589 Shaft 320734-701 The unit is factory-calibrated with

The unit is factory-calibrated with the Buna-N diaphragm in a vertical plane

Reducing length can alter resistance and compromise the factory-crimped terminals

Field-Proven Reliability: Rated for high ambient temperature exposure to withstand standard boiler room conditions

making it compatible with a wide array of OEM furnace and air handler brands

and 3200 series

Reznor 13589 Shaft 320734-701 The unit is factory-calibrated withThe Reznor 13589 Shaft is a critical mechanical component engineered specifically for high bay unit heaters and industrial air handlers. This precision machined fan blower shaft is designed to withstand high torque loads and constant rotational stress in commercial heating environments. It serves as the primary load bearing interface between the motor and the blower assembly, ensuring perfect alignment to prevent premature bearing failure or excessive