Precise Fuel Regulation: Machined with a 1/2 inch hex head for secure threading into the manifold

Don't risk a callback by using universal boards

Class F insulation and a 42Y frame for reliable operation in demanding ventilation environments

Always verify the shaft diameter and rotation direction before installation

Armstrong Fluid Technology 807436-001 Coupler 326058-758 Precise Fuel Regulation: Machined withThe Armstrong Fluid Technology 807436 001 Coupler is a precision engineered flex coupler designed to facilitate efficient power transmission in industrial and commercial pumping systems. This genuine OEM replacement part features a 1 2" x 1 2" bore configuration, specifically developed for use with Armstrong 1050 series pumps and H Series models including H 51, H 52, H 53, and H 54. As a direct armstrong pump repair solution, the 807436 001 is the