Lovejoy 69790442266 HERCUFLEX FX Series 42266 FX 4E Steel Rigid Hub, Length Through Bore 120.7 mm, 40 mm Bore, 205.7 mm OD, 12 mm x 3.3 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.