you will require a different part number or a matched reducer bushing

providing reliable force for proportional or two-position control

The 511-624-643 is commonly utilized in SlimFit series and other high-efficiency Weil McLain condensing boilers

Designed specifically for the Patterson-Kelley MACH series and SONIC boilers

and necessary gaskets designed to withstand refrigerant compatibility requirements and thermal cycling

Lennox 10C81 Distributor Assembly 326058-758 you will require a differentThe Lennox 10C81 Distributor Assembly is a precision HVAC refrigerant distributor designed for controlled refrigerant flow across evaporator circuits in Lennox air conditioning and refrigeration systems. This distributor assembly ensures even refrigerant distribution to multiple coil circuits, helping maintain stable superheat control and efficient heat transfer in split systems and packaged units. Commonly used in commercial HVAC service and OEM