Flange bearings are used to provide support for shafts that run perpendicular to the bearing mounting surface.52100 Chrome Steel bearings are prelubricated and regreaseable. They feature rubber seals and cast-iron housings.UHMW-PE bearings are ideal for washdown applications in wet or harsh environments. They are self-lubricating, and are interchangeable with most metal units.Bronze bearings are porous for continuous lubrication. Each features a rustproof plated finish, and a large, felt-lined oil reservoir. Oil fillers on base-mount models can be rotated to 4 different positions. Flange-mount models have oil fillers at 45° from bolt holes. Use in lighter-duty mounted bearing applications.TRITAN 2-Bolt Flange Mount Bearings are designed to help provide support for shafts that run perpendicular to the bearing mounting surface. They feature cast iron bearing housings, and 52100 chrome steel ball bearing inserts.