Timken 654D Double End Tapered Roller Bearing Cup

The Timken 654D is a precision double outer race cup designed for TDO tapered roller bearing assemblies, delivering robust support for heavy combined radial and axial loads in demanding industrial services. It is engineered to pair with Timken double cone assemblies in TDO configurations and is commonly installed in rolling mills, industrial gearboxes, mining equipment, heavy-duty conveyors, and power transmission systems where high load capacity and resistance to overturning moments are essential. Key specifications include an outside diameter of 6.0000 in, a double cup width of 3.0000 in, a maximum housing fillet radius of 0.060 in, and a housing backing shoulder diameter (Da) of 5.57 in; it weighs 15.03 lb and uses inch (Imperial) design units. The Cup Part Number is 654D, part of the Timken 655 Series.