Smith 100189392 Valve is a 24v Gas Valve Kit engineered for natural gas and liquid propane (LP) applications in high-efficiency boilers and water heaters

allowing for seamless integration into various OEM pilot burner brackets across furnaces

effectively protecting your expansion valves from freezing or debris clogs

Technicians should clean the casting grooves thoroughly before applying the rope adhesive

York S1-028-16446-000 Pulley 319847-401 Smith 100189392 Valve is aThe York S1 028 16446 000 Pulley is a precision engineered 8. 25" fixed pitch drive pulley designed for heavy duty HVAC blower and motor assemblies. Featuring a 1" bore diameter, this single groove component is machined for exact alignment, reducing vibration and premature belt wear in high static pressure environments. As an OEM York replacement part, it ensures compatibility with specific air handlers and rooftop units where maintaining precise RPM