The Timken Company NA132083 Roller Bearing Cone

The Timken NA132083 roller bearing cone is the inner-ring component of a double-row tapered roller bearing (Series TNA) designed to carry combined radial and axial loads in heavy-duty rotating equipment. It is used in mining equipment, steel mills, industrial gearboxes, rolling mills, and conveyor systems where precise shaft alignment and high load capacity are required for long service life. Key specs include bore 8.0000 in (203.200 mm); outside diameter 12.5000 in (317.500 mm); bearing width across cones 4.7500 in (120.650 mm); double cup width 3.5000 in (88.900 mm); steel cage; high-grade bearing steel; dynamic radial load rating C1 207,000 lbf (919,000 N); C90 30,800 lbf (137,000 N); dynamic two-row radial load rating C90-2 53,600 lbf (238,000 N); dynamic axial load rating Ca90 16,500 lbf (73,400 N); compatible cup 132126D; compatible bearing assembly NA132083/132126D; related assembly NA132083-90015.