8mm Inner Diameter Zinc Alloy Pillow Block Flange Bearing KFL08 This Bearing is a self-aligning, pillow block bearing, you can adjust or replace the bearing easily. The bearing has a wide inner ring with two set screws for attaching to the shaft. Material: Zinc alloy, bearing steel, Type: Pillow Block, Model Number: KFL08, Inner Diameter: 8mm (0.31"), Mounting Hole diameter: 5mm (0.20"), Mounting Hole Centers Spacing: 36.5mm (1.45"), Length: 47mm (1.85"), Height: 12mm (0.47"), Qty.: 1pc.