Armstrong Fluid Technology 805189-621K Flange Set 318973-401 this high-torque HVAC actuator simplifies

this high-torque HVAC actuator simplifies field installation with its universal clamp and manual override button

Is this part compatible with other HVAC brands

this genuine Utica 240009793 ensures factory-spec combustion safety and negative pressure sensing

This genuine OEM replacement part simplifies the swap-out process for contractors

Is this valve a direct replacement for 2-ton or 3-ton units

Armstrong Fluid Technology 805189-621K Flange Set 318973-401 this high-torque HVAC actuator simplifiesThe Armstrong Fluid Technology 805189 621K flange set and hardware kit is built for secure, leak free installation of hydronic pump flange kit connections on 2. 5" LFB systems. Designed to match Armstrong circulators and in line pumps, this kit includes precision machined flanges and properly sized hardware to maintain alignment and sealing under typical HVAC operating pressures. Contractors rely on this 2. 5 inch pump flange set for consistent