Lochinvar & A.O. Smith 100187872 Gas Valve 321042-401 This high-performance HVAC limit control

This high-performance HVAC limit control is built to withstand high-vibration environments

The York S1-9951-0861 #44 Gas Orifice is a high-precision LP gas conversion component engineered specifically for York heating systems

High-Speed Performance: A steady 1650 RPM rating provides the necessary torque for heavy-duty fan blades

it mounts via a standard 2-5/8 inch thru-bolt pattern

which can lead to expensive control board damage

Lochinvar & A.O. Smith 100187872 Gas Valve 321042-401 This high-performance HVAC limit controlThe Lochinvar & A. O. Smith 100187872 Gas Valve is an OEM Natural Gas Valve Venturi Assembly designed for high efficiency water heating systems. This critical component integrates the gas control valve and the venturi into a single, high performance unit to ensure precise fuel to air ratios for optimal combustion. Engineered for A. O. Smith Cyclone and Lochinvar Armor series equipment, the 100187872 assembly eliminates the need for a traditional