Description
The York S1-02812363700 1″ 1-Groove Sheave/Pulley 5.45″ OD is a belt-drive component used to transmit rotational power between motor shafts and driven equipment. It operates by guiding and supporting a belt within its single groove, enabling efficient transfer of motion to connected components. It is mounted onto a shaft using the specified bore size and secured with keyways or set screws during assembly or replacement. Applied in HVAC systems such as air handlers and packaged units, it maintains proper speed ratios, supports stable operation of fan assemblies, and contributes to consistent airflow quality.









