Armstrong Fluid Technology 816304-321 Plastic Impeller 328140-751 The Nordyne 664349R TXV is

The Nordyne 664349R TXV is a critical OEM replacement part engineered for high-performance R410A refrigerant systems

Its robust construction ensures precise alignment of the furnace electrode kit relative to the atomized fuel spray

Is the York S1-022-09012-000 compatible with R-410A systems

This kit serves as the direct technical successor to the legacy 023-0104-01 part number

For service technicians managing a wide range of calls

Armstrong Fluid Technology 816304-321 Plastic Impeller 328140-751 The Nordyne 664349R TXV isThe Armstrong Fluid Technology 816304 321 Plastic Impeller is a precision engineered circulator pump replacement designed to maintain peak hydraulic performance in your heating and cooling systems. This 4 3 4 Plastic Impeller NFI is constructed from high grade, corrosion resistant Noryl material, ensuring optimal pump efficiency and long term durability in demanding HVAC environments. As a critical component for fluid flow systems, this lightweight