York S1-028-04765-700 Sheave 321894-708 carrying a maximum working pressure

carrying a maximum working pressure rating of approximately 650–680 PSI

vibration-free fit on standard blower motor shafts

Inspect for signs of metal fatigue

and significant torsional shock

The pitch determines the load on the motor

York S1-028-04765-700 Sheave 321894-708 carrying a maximum working pressureExpertly engineered for high performance power transmission, the York S1 028 04765 700 Variable Groove Sheave is a critical component for maintaining precise airflow in commercial air handlers and belt driven blower systems. Featuring a 1 1 8 inch bore and a 1VP62 industrial profile, this adjustable pitch pulley allows technicians to fine tune blower motor speed without requiring a full motor swap or pulley replacement. By modifying the groove width,