York S1-028-12385-700 Sheave eliminating the risk of mounting

eliminating the risk of mounting issues or improper setpoints associated with universal alternatives

verifying the continuity and setpoint of the 8402-050 is a standard diagnostic step for veteran technicians

High-Pressure Seal: Engineered for reliability in systems with maximum allowable pressures up to 250 psig at 450°F

While the K1-8 includes a gasket for the primary seal

York S1-028-12385-700 Sheave eliminating the risk of mountingThe York S1 028 12385 700 Sheave is a professional grade 1 groove variable pitch pulley engineered for precision air balancing in commercial and residential air handlers. Featuring a standard 7 8 inch bore, this adjustable component allows technicians to fine tune blower speeds and system CFM by modifying the pitch diameter. As an OEM S1 028 12385 700 replacement, it ensures exact mechanical compatibility with Johnson Controls and York blower