Lovejoy 69790442270 HERCUFLEX FX Series 42270 FX 4E Steel Rigid Hub, Length Through Bore 120.7 mm, 50 mm Bore, 205.7 mm OD, 14 mm x 3.8 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.