locking device: AMI Bearings UCFCS208-25 Flange-Mount Ball Bearing Units

bore diameter::1.5625 in; seal type::Contact with Flinger; bolt circle diameter::4.3750 in; length through bore::1.937 in; overall length/diameter::5.2500 in; pilot diameter::3.625 in; bore type::Round; unit standoff::1.543 in; duty type::Standard Duty; bolt size::7/16; mounting type::Four-Bolt