UC215-48 Black Oxide Plated Mounted Bearing Insert 3" MountedUC215 48 Black Oxide Plated Mounted Bearing Insert 3" Inch Inner Diameter UC215 48 Black Oxide Plated Mounted Bearing Insert, Bearing is standard duty, bearing is Wide inner ring with spherical outer ring, Bearing is relubrication groove with oil hole on set screw side, bearing is nylon patched class 3A set screw, Standard seal is R Seal. UC215 48 black Bearing Insert Black Oxide Plated Mounted Bearing Insert Shaft Diameter: 3" Inch Dynamic Load