Check the listing for details. 2pcs Sleeve Plain Bearings 3/4" Bore 7/8" OD 3/4" L Wrapped Oilless Bushings. Condition: New. Listed at 15.59 USD. Description:Plain Bearings are constructed with carbon steel as base, sintered porous bronze as its interlayer, rolled with PTFE and Lead compound as inner surface, and copper-plated on the outer surface.Wrapped Bushing is self-lubricating. It offers good frictional property, wear resistance and low noise.Solid friction Oilless Bushing can operating during wide temperature rang. Suitable for applications with sliding movements.Oilless Sleeve Bearings are most suitable for place where self-lubricating properties of the material are required.Note: Split Line can not be used for bearing.Specification:Material: Carbon Steel Base with Porous Bronze SinteredFinish: PTFE and Lead Rolling, Copper PlatingFriction Factor (Dry Friction): 0.04-0.2Friction Factor (Oil Lubrication): 0.02-0.07Bore Diameter: 3/4" / 19.05mmOutside Diameter: 7/8" / 22.