Resideo SV9510K2539 Smart Valve Refrigerant While the 100167772 is a

While the 100167772 is a standard replacement part

The UGLK1872 linkage utilizes a robust rack-and-pinion construction to convert rotary motion into the linear stroke required for high-torque HVAC applications

This is the burner assembly itself

preventing heat exchanger stress and potential safety hazards on the job site

Resideo SV9510K2539 Smart Valve Refrigerant While the 100167772 is aThe Resideo SV9510K2539 Smart Valve is a reliable, high performance gas control solution designed to integrate modulation and direct hot surface ignition (HSI) sequencing into a single, compact unit. Engineered for 24 Vac applications, this intermittent pilot gas valve handles natural gas for furnaces, boilers, and commercial water heaters. It features a slow opening characteristic to ensure a soft ignition and minimize combustion stress, with a 3. 5"