This listing features an FS204 4-Bolt Square Flange Bearing Unit. This new old stock (NOS) industrial bearing unit is designed for various machinery, agricultural equipment, and heavy equipment applications, providing reliable support and smooth rotation. The FS204 unit is a common type of mounted bearing, often used where a robust, bolt-on bearing solution is required. It is an essential component for power transmission systems and can replace or interchange with other UCF204 type flange bearing units from various manufacturers. This FS204 bearing unit ensures efficient performance in demanding industrial environments. This Item May Interchange With The Following: UCF204