Lovejoy 69790442233 HERCUFLEX FX Series 42233 FX 4E Steel Rigid Hub, Length Through Bore 4.75", 6-1/8" Bore, 8.10" OD, 1-1/2" x 3/4" Keyway

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