Timken HM256849D-90056 Tapered Roller Bearing

The Timken HM256849D-90056 is a complete TDI (Tapered Double Inner) bearing assembly featuring a double cone with matched cups and a spacer, engineered for extremely high combined radial and axial loads in heavy-duty rotating equipment. This preset 90056 configuration uses a pin-type cage in high-grade bearing steel and is compatible with Timken HM256810 cups, delivering precise shaft positioning for rolling mills, industrial gearboxes, mining equipment, marine propulsion systems, and other large power transmission assemblies. Key specifications include bore 11.8125 in (300.038 mm), outside diameter 16.6250 in (422.275 mm), bearing width 5.9375 in (150.813 mm), double cone width 5.9375 in (150.813 mm), outer ring width 2.5000 in (63.500 mm); dynamic radial load rating 508,000 lbf (2,260,000 N); static radial load rating 622,000 lbf (2,770,000 N); maximum shaft fillet radius 0.250 in (6.40 mm).