The Lovejoy L110 jaw coupling hub features a 1-5/8" bore diameter with a 3/8" x 3/16" keyway, designed for secure shaft engagement in flexible jaw coupling assemblies. Built to Lovejoy's L-Series standard, this hub pairs with standard L110 spider elements for reliable torque transmission in a wide range of industrial and MRO applications.
Ideal for use in pumps, compressors, conveyors, and general power transmission equipment, this coupling hub helps reduce vibration and misalignment stress between connected shafts. Order the matching spider element and companion hub separately to complete your coupling assembly.