Timken HM89443 Tapered Roller Bearing Cone Inner Ring

The Timken HM89443 tapered roller bearing cone is a precision single cone (inner ring assembly) designed to support combined radial and axial loads in heavy-duty industrial rotating equipment. It is commonly installed in industrial gearboxes, conveyors, mining and aggregate equipment, construction machinery, and agricultural equipment, and other power transmission systems where dependable shaft support and extended bearing life are essential, and it pairs with the Timken HM89410 bearing cup. Technical specifications include Manufacturer: Timken; MPN: HM89443; Product Type: Tapered roller bearing cone; Bearing Type: Single cone (inner ring assembly); Series: HM89400; Design Series: TS (Tapered Single); Bore: 1.3125 in (33.338 mm); Inner Ring Width: 1.1250 in (28.575 mm); Cage Type: Stamped steel cage; Material: High-grade bearing steel; Load Type: Combined radial and axial loads; Dynamic Radial Load Rating (C1): 24,800 lbf (110,000 N); Static Radial Load Rating (C0): 26,700 lbf (119,000 N); Maximum Shaft Fillet Radius: 0.030 in (0.800 mm); Weight: 1.5 lb (0.7 kg); Compatible Cup: Timken HM89410. Common Replacements: Timken HM89443/HM89410 bearing set; Timken HM89410 bearing cup; NTN HM89443 equivalent.