The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.
Timken_TRB_1ROWASSY_TS_32005X-90KA1-A
TRB TS Line Drawing
Unit of Measure
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Part Number

Series

d - Bore

D - Cup Outer Diameter

B - Cone Width

C - Cup Width

T - Bearing Width

C1 - Dynamic Radial Rating (1 million revolutions)

C0 - Static Radial Rating

CAD

783 - 772 N/A 775 N/A 3.937 in100 mm N/A 7-1/8 in180.975 mm N/A 1.8900 in48.006 mm N/A 1.5000 in38.100 mm N/A 1.8750 in47.625 mm N/A 77800 lbf346000 N N/A 111000 lbf495000 N N/A
783 - 772A N/A 775 N/A 3.937 in100 mm N/A 6.8750 in174.625 mm N/A 1.8900 in48.006 mm N/A 1.5000 in38.100 mm N/A 1.8751 in47.628 mm N/A 77800 lbf346000 N N/A 111000 lbf495000 N N/A
863X - 852 N/A 855 N/A 3.937 in100 mm N/A 7.5 in190.5 mm N/A 2.2650 in57.531 mm N/A 1.8750 in47.625 mm N/A 2.2501 in57.153 mm N/A 103000 lbf458000 N N/A 142000 lbf630000 N N/A
863X - 854 N/A 855 N/A 3.937 in100 mm N/A 7.5 in190.5 mm N/A 2.2650 in57.531 mm N/A 1.7500 in44.450 mm N/A 2.2501 in57.153 mm N/A 103000 lbf458000 N N/A 142000 lbf630000 N N/A
863X - 854V N/A 855 N/A 3.937 in100 mm N/A 7.5 in190.5 mm N/A 2.2650 in57.531 mm N/A 1.7500 in44.450 mm N/A 2.2501 in57.153 mm N/A 103000 lbf458000 N N/A 142000 lbf630000 N N/A
863X - 854X N/A 855 N/A 3.937 in100 mm N/A 7.875 in200.025 mm N/A 2.2650 in57.531 mm N/A 1.9375 in49.213 mm N/A 2.4376 in61.915 mm N/A 103000 lbf458000 N N/A 142000 lbf630000 N N/A
98394X - 98788 N/A 98000 N/A 3.937 in100 mm N/A 7.8740 in200 mm N/A 1.9375 in49.213 mm N/A 1.3750 in34.925 mm N/A 2.0772 in52.761 mm N/A 108000 lbf482000 N N/A 117000 lbf519000 N N/A
52393 - 52618 N/A 52000 N/A 3.9375 in100.013 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52393 - 52618P N/A 52000 N/A 3.9375 in100.013 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52393 - 52630X N/A 52000 N/A 3.9375 in100.013 mm N/A 6.2992 in160 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52393 - 52637 N/A 52000 N/A 3.9375 in100.013 mm N/A 6-3/8 in161.925 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52393 - 52638 N/A 52000 N/A 3.9375 in100.013 mm N/A 6-3/8 in161.925 mm N/A 1.4219 in36.116 mm N/A 1.1563 in29.370 mm N/A 1.5625 in39.688 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52393 - 52639 N/A 52000 N/A 3.9375 in100.013 mm N/A 6-3/8 in161.925 mm N/A 1.4219 in36.116 mm N/A 1.5625 in39.688 mm N/A 1.6250 in41.275 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400N - 52618 N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400 - 52618 N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52401N - 52618 N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52401 - 52618 N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400A - 52618 N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400W - 52618 N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400W - 52618P N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400A - 52618P N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52401 - 52618P N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400 - 52618P N/A 52000 N/A 4 in101.600 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400 - 52630X N/A 52000 N/A 4 in101.600 mm N/A 6.2992 in160 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
52400W - 52630X N/A 52000 N/A 4 in101.600 mm N/A 6.2992 in160 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 1.4375 in36.513 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A
Unit of Measure
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