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_SINGLECONE_TS
TRB TS Cone Line Drawing
Unit of Measure
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Part Number

Series

Bore (d)

Inner Ring Width (B)

Dynamic Radial Load Rating - 1M Revs (C1) 

Static Radial Load Rating (C0)

CAD

6385 N/A 6300 N/A 2.5580 in64.973 mm N/A 2.205 in56.007 mm N/A 72300 lbf321000 N N/A 90900 lbf404000 N N/A
29588 N/A 29500 N/A 2.5586 in64.988 mm N/A 1 in25.4 mm N/A 24800 lbf110000 N N/A 36300 lbf161000 N N/A
39586 N/A 39500 N/A 2.5586 in64.988 mm N/A 1.2175 in30.925 mm N/A 37500 lbf167000 N N/A 50300 lbf224000 N N/A
478XA N/A 475 N/A 2.5586 in64.988 mm N/A 1.142 in29.007 mm N/A 29900 lbf133000 N N/A 41900 lbf186000 N N/A
78255X N/A 78000 N/A 2.5586 in64.988 mm N/A 1.2962 in32.923 mm N/A 45600 lbf203000 N N/A 43400 lbf193000 N N/A
399 N/A 395 N/A 2.5591 in65.001 mm N/A 0.866 in21.996 mm N/A 20600 lbf91600 N N/A 28100 lbf125000 N N/A
478 N/A 475 N/A 2.5591 in65.001 mm N/A 1.142 in29.007 mm N/A 32200 lbf143000 N N/A 41900 lbf186000 N N/A
478W N/A 475 N/A 2.5591 in65.001 mm N/A 1.142 in29.007 mm N/A 30500 lbf135000 N N/A 41900 lbf186000 N N/A
6379 N/A 6300 N/A 2.5625 in65.088 mm N/A 2.205 in56.007 mm N/A 85600 lbf381000 N N/A 90900 lbf404000 N N/A
H715340 N/A H715300 N/A 2.5625 in65.088 mm N/A 1.8125 in46.038 mm N/A 71700 lbf319000 N N/A 91000 lbf405000 N N/A
5595 N/A 5500 N/A 2.5938 in65.883 mm N/A 1.723 in43.764 mm N/A 63000 lbf280000 N N/A 73500 lbf327000 N N/A
H212749 N/A N/A 2.5979 in65.987 mm N/A 1.6339 in41.501 mm N/A 56100 lbf249000 N N/A 71700 lbf319000 N N/A
39590A N/A 39500 N/A 2.6240 in66.650 mm N/A 1.1875 in30.163 mm N/A 37500 lbf167000 N N/A 50300 lbf224000 N N/A
29590 N/A 29500 N/A 2.625 in66.675 mm N/A 1 in25.4 mm N/A 29400 lbf131000 N N/A 36300 lbf161000 N N/A
33261 N/A 33000 N/A 2.625 in66.675 mm N/A 1.1875 in30.163 mm N/A 31100 lbf138000 N N/A 44300 lbf197000 N N/A
33262 N/A 33000 N/A 2.625 in66.675 mm N/A 1.1875 in30.163 mm N/A 31100 lbf138000 N N/A 44300 lbf197000 N N/A
33262A N/A 33000 N/A 2.625 in66.675 mm N/A 1.1875 in30.163 mm N/A 31100 lbf138000 N N/A 44300 lbf197000 N N/A
39589 N/A 39500 N/A 2.625 in66.675 mm N/A 1.1875 in30.163 mm N/A 37500 lbf167000 N N/A 50300 lbf224000 N N/A
39590 N/A 39500 N/A 2.625 in66.675 mm N/A 1.1875 in30.163 mm N/A 37500 lbf167000 N N/A 50300 lbf224000 N N/A
39591 N/A 39500 N/A 2.625 in66.675 mm N/A 1.1875 in30.163 mm N/A 37500 lbf167000 N N/A 50300 lbf224000 N N/A
395A N/A 395 N/A 2.625 in66.675 mm N/A 0.866 in21.996 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A
395AN N/A 395 N/A 2.625 in66.675 mm N/A 0.866 in21.996 mm N/A 26400 lbf117000 N N/A 28100 lbf125000 N N/A
395CS N/A 395 N/A 2.625 in66.675 mm N/A 0.923 in23.444 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A
395-S N/A 395 N/A 2.625 in66.675 mm N/A 0.866 in21.996 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A
3984 N/A 3900 N/A 2.625 in66.675 mm N/A 1.183 in30.048 mm N/A 31200 lbf139000 N N/A 43000 lbf191000 N N/A
Unit of Measure
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