Timken HM803149 Tapered Roller Bearing Cone Assembly

The Timken HM803149 tapered roller bearing cone is a precision single-cone inner-ring assembly engineered for high-load, mixed radial and axial support in heavy-duty industrial rotating equipment. Designed to work with the Timken HM803110 cup, it provides dependable shaft support and long service life in gearboxes, conveyors, mining equipment, construction machinery, agricultural equipment, and other power transmission systems. Key specifications include bore diameter 1.7500 in (44.450 mm), inner ring width 1.1563 in (29.370 mm), stamped steel cage, high-grade bearing steel construction, dynamic radial load rating 25,600 lbf (114,000 N), static radial load rating 32,400 lbf (144,000 N), maximum shaft fillet radius 0.140 in (3.560 mm), and shaft backing shoulder diameters da 2.10 in (53.4 mm) and db 2.44 in (62.0 mm); weight 2.0 lb (0.9 kg). Series HM803100, design TS (Tapered Single). Common replacements include Timken HM803149/HM803110 bearing set, HM803110 bearing cup, or NTN HM803149 equivalent.