Armstrong Fluid Technology 816304-317K Plastic Impeller R-407C Multi-refrigerant compatibility: Rated for use

Multi-refrigerant compatibility: Rated for use with HCFC

Surface debris can sometimes be removed

and MXZ-4C36NA

the locknut secures the adjustment screw to maintain a consistent output

generally featuring a 1/2-inch shaft

Armstrong Fluid Technology 816304-317K Plastic Impeller R-407C Multi-refrigerant compatibility: Rated for useThe Armstrong Fluid Technology 816304 317K Plastic Impeller is a precision engineered circulator pump replacement part designed to restore peak hydraulic efficiency to your HVAC system. This 5 1 4" Noryl impeller is manufactured from high quality, non ferrous composite materials, offering superior corrosion resistance and durability in demanding hydronic applications. As the official 816304 317K maintenance kit, it serves as the direct OEM pump