Direct Compatibility: Specifically engineered for the Johnson Controls T-4000 series pneumatic thermostats

OEM pans like the York S1-328-16419-000 are pressure-rated and sized specifically for the coil's airflow bypass requirements

This SKU consists of the brass nozzle assembly

With a footprint optimized for tight control cabinets

With a clockwise (CW) rotation and a 1/2-inch bore hub fixed on the intake side

Reznor 135202 Blower Sheave Els PW 17895 Direct Compatibility: Specifically engineered forThe Reznor 135202 (AL54 1) is a precision engineered blower sheave designed for reliable power transmission in industrial and commercial HVAC systems. This genuine replacement pulley connects the motor shaft to the blower assembly, ensuring the consistent RPM and airflow volume required for optimal unit heater performance. Built to withstand the torque demands of high static environments, the AL54 1 blower sheave features a robust bore and machined