Lovejoy 69790440133 HERCUFLEX FX Series 40133 FX 3E Steel Rigid Hub, Length Through Bore 91.2 mm, 19 mm Bore, 149.4 mm OD, 6 mm x 2.8 mm Keyway

                The Hercuflex coupling has increased nominal torque, larger maximum bore size and longer service life. It is interchangeable with standard AGMA flange interface.