CSA205-16 is an Eccentric Bore Light Duty Insert Ball Bearing with a Cylindrical Outer Race & Locking Collar. CSA205-16 insert bearing is self-aligning for standard load capacity. Standard lubrication feature has a drilled hole in the groove on the locking collar side and drilled oil hole opposite the collar to make it interchangeable with all manufacturers. CSA200 Insert Bearings can also be a replacement bearing for many Pillow Blocks, 2-Bolt Flanges, 3-Bolt Flanges, 4-Bolt Flanges, and Take up units. It can also be cost efficient for replacing the insert bearing instead of replacing the whole unit which can be costly. Our Insert Ball Bearings come in a variety of configurations for various duty strength applications & come Pre-lubricated with Grease to allow them to be ready to use upon arrival.