Armstrong Fluid Technology 816322-111K Impeller Kit 320788-703 High-Torque Performance: Delivers approximately 54

High-Torque Performance: Delivers approximately 54 in-lb of retracted torque

Can I use an adjustable universal switch instead of the 11177103

reducing the need to carry multiple motor variants on the truck

Always verify your specific wiring diagram and switch logic before installation

Its robust construction is optimized for heavy-duty thermal efficiency

Armstrong Fluid Technology 816322-111K Impeller Kit 320788-703 High-Torque Performance: Delivers approximately 54The Armstrong Fluid Technology 816322 111K Impeller Kit is a high precision OEM replacement part designed to restore hydraulic efficiency in centrifugal circulator pumps. This universal kit features a 3. 35 inch (3 3 8") Noryl impeller, specifically engineered for Armstrong Series S and H models, including the S 34, S 35, and H 32. As the advanced successor to legacy parts 816322 111 and 810119 003, this kit provides a complete solution for