Armstrong Fluid Technology 816665-000 Coupler 320819-301 101" port size

101" port size

Controls draft inducer and blower operations for optimal system efficiency

Common Questions Is this pilot assembly compatible with LP gas out of the box

For technicians performing a blower fan replacement or comprehensive system overhaul

offering contractors a reliable solution for field service and equipment upgrades

Armstrong Fluid Technology 816665-000 Coupler 320819-301 101" port sizeOptimize your HVACR system's performance with the Armstrong Fluid Technology 816665 000 Coupler. This high quality sleeve type coupler assembly is a critical OEM replacement part designed for seamless torque transfer between the motor and pump shaft. Engineered specifically for Armstrong Series 1060 and S&H Series circulator pumps, this 5 8" x 5 8" coupler ensures a vibration free connection that extends the operational life of your equipment. Built