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_SINGLECUP_TS
TRB TS Cup Line Drawing
Unit of Measure
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Part Number

Series

O.D. (D)

C - Cup Width

CAD

382 N/A 385 N/A 3.875 in98.425 mm N/A 0.7018 in17.826 mm N/A
3820 N/A 3800 N/A 3.375 in85.725 mm N/A 0.9375 in23.813 mm N/A
3820W N/A 3800 N/A 3.375 in85.725 mm N/A 0.9375 in23.813 mm N/A
3821 N/A 3800 N/A 3.375 in85.725 mm N/A 0.9375 in23.813 mm N/A
3822RB N/A 3800 N/A 3.4688 in88.108 mm N/A 0.9375 in23.813 mm N/A
382A N/A 385 N/A 3.8125 in96.838 mm N/A 0.625 in15.875 mm N/A
382-S N/A 385 N/A 3.8125 in96.838 mm N/A 0.7982 in20.274 mm N/A
382X N/A 385 N/A 3.8125 in96.838 mm N/A 1.0795 in27.419 mm N/A
383 N/A 385 N/A 3.9370 in100.000 mm N/A 0.8268 in21.001 mm N/A
383A N/A 385 N/A 3.9370 in100.000 mm N/A 0.7018 in17.826 mm N/A
383X N/A 385 N/A 3.9370 in100.000 mm N/A 0.875 in22.225 mm N/A
384-SW N/A 385 N/A 4.125 in104.775 mm N/A 0.875 in22.225 mm N/A
38820 N/A LL450700 N/A 12.8125 in325.438 mm N/A 1 in25.4 mm N/A
390200 N/A 390000 N/A 20 in508 mm N/A 2.875 in73.025 mm N/A
3919RB N/A 3900 N/A 4.4375 in112.713 mm N/A 0.9687 in24.605 mm N/A
3920 N/A 3900 N/A 4.4375 in112.713 mm N/A 0.9375 in23.813 mm N/A
3920XX N/A 3900 N/A 4.4375 in112.713 mm N/A 0.9375 in23.813 mm N/A
3921XA N/A 3900 N/A 4.3301 in109.985 mm N/A 0.9375 in23.813 mm N/A
3925 N/A 3900 N/A 4.4375 in112.713 mm N/A 0.9375 in23.813 mm N/A
3926 N/A 3900 N/A 4.4375 in112.713 mm N/A 1.0625 in26.988 mm N/A
3927AS N/A 3900 N/A 4.3307 in110.000 mm N/A 0.9063 in23.020 mm N/A
3927X N/A 3900 N/A 4.3307 in110.000 mm N/A 0.9375 in23.813 mm N/A
393 N/A 395 N/A 4.3307 in110.000 mm N/A 1.063 in27 mm N/A
393A N/A 395 N/A 4.4375 in112.713 mm N/A 0.625 in15.875 mm N/A
393AS N/A 395 N/A 4.375 in111.125 mm N/A 0.7411 in18.824 mm N/A
Unit of Measure
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