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

25581 N/A 25500 N/A 1.75 in44.45 mm N/A 1 in25.4 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A
25582 N/A 25500 N/A 1.75 in44.45 mm N/A 1 in25.4 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A
25583 N/A 25500 N/A 1.75 in44.45 mm N/A 1.4125 in35.878 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A
2975 N/A 2900 N/A 1.75 in44.45 mm N/A 1.0082 in25.608 mm N/A 21000 lbf93300 N N/A 26200 lbf117000 N N/A
33885 N/A 33800 N/A 1.75 in44.45 mm N/A 1.125 in28.575 mm N/A 29200 lbf130000 N N/A 36200 lbf161000 N N/A
33885N N/A 33800 N/A 1.75 in44.45 mm N/A 1.125 in28.575 mm N/A 34600 lbf154000 N N/A 36200 lbf161000 N N/A
35175 N/A 35000 N/A 1.75 in44.45 mm N/A 0.906 in23.012 mm N/A 18600 lbf82800 N N/A 20100 lbf89200 N N/A
35176 N/A 35000 N/A 1.75 in44.45 mm N/A 0.906 in23.012 mm N/A 22100 lbf98100 N N/A 20100 lbf89200 N N/A
355 N/A 355 N/A 1.75 in44.45 mm N/A 0.854 in21.692 mm N/A 21800 lbf97000 N N/A 20000 lbf88800 N N/A
355A N/A 355 N/A 1.75 in44.45 mm N/A 0.854 in21.692 mm N/A 21800 lbf97000 N N/A 20000 lbf88800 N N/A
355X N/A 355 N/A 1.75 in44.45 mm N/A 0.854 in21.692 mm N/A 21800 lbf97000 N N/A 20000 lbf88800 N N/A
3578 N/A 3500 N/A 1.75 in44.45 mm N/A 1.216 in30.886 mm N/A 25500 lbf113000 N N/A 30100 lbf134000 N N/A
3578A N/A 3500 N/A 1.75 in44.45 mm N/A 1.216 in30.886 mm N/A 25500 lbf113000 N N/A 30100 lbf134000 N N/A
3578AA N/A 3500 N/A 1.75 in44.45 mm N/A 1.216 in30.886 mm N/A 25500 lbf113000 N N/A 30100 lbf134000 N N/A
3760 N/A 3700 N/A 1.75 in44.45 mm N/A 1.4430 in36.652 mm N/A 27500 lbf122000 N N/A 34300 lbf153000 N N/A
3782 N/A 3700 N/A 1.75 in44.45 mm N/A 1.193 in30.302 mm N/A 27500 lbf122000 N N/A 34300 lbf153000 N N/A
3783 N/A 3700 N/A 1.75 in44.45 mm N/A 1.193 in30.302 mm N/A 27500 lbf122000 N N/A 34300 lbf153000 N N/A
386AS N/A 385 N/A 1.75 in44.45 mm N/A 0.864 in21.946 mm N/A 22200 lbf98600 N N/A 24100 lbf107000 N N/A
435 N/A 435 N/A 1.75 in44.45 mm N/A 1.1772 in29.901 mm N/A 28500 lbf127000 N N/A 32400 lbf144000 N N/A
4370 N/A N/A 1.75 in44.45 mm N/A 1.5900 in40.386 mm N/A 44700 lbf199000 N N/A 45900 lbf204000 N N/A
438 N/A 435 N/A 1.75 in44.45 mm N/A 1.1772 in29.901 mm N/A 28500 lbf127000 N N/A 32400 lbf144000 N N/A
438W N/A 435 N/A 1.75 in44.45 mm N/A 1.1772 in29.901 mm N/A 28500 lbf127000 N N/A 32400 lbf144000 N N/A
45280 N/A 45200 N/A 1.75 in44.45 mm N/A 1.2188 in30.958 mm N/A 34500 lbf153000 N N/A 42600 lbf189000 N N/A
458 N/A 455 N/A 1.75 in44.45 mm N/A 1.1542 in29.317 mm N/A 30500 lbf136000 N N/A 37200 lbf166000 N N/A
460 N/A 455 N/A 1.75 in44.45 mm N/A 1.1542 in29.317 mm N/A 36100 lbf161000 N N/A 37200 lbf166000 N N/A
Unit of Measure
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