The factory-set 4-12" w

Key Benefits: OEM Compatibility: Precision-fit for Bard wall-mount heat pumps and air conditioners

the Lennox 49L66 and 49L6601 are functionally identical part numbers and can be used interchangeably in all specified HVAC systems

this upgraded model integrates seamlessly into existing setups

Most motor iterations under this part number feature permanently lubricated ball or sleeve bearings designed for zero-maintenance operation in standard HVAC environments

Armstrong Fluid Technology 816305-058 Impeller 320819-301 The factory-set 4-12" wThe Armstrong Fluid Technology 816305 058 Impeller is a precision engineered 3. 875" bronze impeller designed for high performance fluid circulation in commercial and industrial HVACR systems. As a critical component for the Armstrong S 45 circulator pump, this centrifugal pump impeller is manufactured from high quality bronze to provide exceptional corrosion resistance and structural integrity, specifically in potable water or open loop systems where