RNA4852-XL INA Machined Needle Roller Bearing - 285X320X60MM 6014nr-SKF 70x110x20mm This 580 Hoffmann bearing is

This 580 Hoffmann bearing is a Open Type Deep Groove Radial Ball Bearing with a standard radial internal clearance

This 7216-B-JP-UA bearing is a single row angular contact bearings with a modified internal construction

This NU2219-E-M1-C3 bearing is a single row cylindrical roller bearing

steel cage

RNA4852-XL INA Machined Needle Roller Bearing - 285X320X60MM 6014nr-SKF 70x110x20mm This 580 Hoffmann bearing isThe RNA4852 XL is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by assembling an Inner Ring with the shaft. In caged Needle Roller Bearings like this one, the Needles are precisely guided by the Cage to