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

25582 - 25523 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.8750 in22.225 mm N/A 1.0626 in26.990 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25581 - 25523 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.8750 in22.225 mm N/A 1.0626 in26.990 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25581 - 25524 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25580 - 25524 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25582 - 25524 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25581 - 25526 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25582 - 25526 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25580 - 25526 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25580 - 25527 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.8750 in22.225 mm N/A 1.0626 in26.990 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25582 - 25527 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.8750 in22.225 mm N/A 1.0626 in26.990 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25581 - 25527 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.8750 in22.225 mm N/A 1.0626 in26.990 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25580 - 25528 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.6250 in92.075 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25582 - 25528 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.6250 in92.075 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25581 - 25528 N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.6250 in92.075 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25581 - 25530RB N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3125 in84.138 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25582 - 25530RB N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3125 in84.138 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25580 - 25530RB N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.3125 in84.138 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25581 - 25547RB N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.9368 in99.995 mm N/A 1.0000 in25.400 mm N/A 0.8125 in20.638 mm N/A 1.0001 in25.403 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25582 - 25547RB N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.9368 in99.995 mm N/A 1.0000 in25.400 mm N/A 0.8125 in20.638 mm N/A 1.0001 in25.403 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25580 - 25547RB N/A 25500 N/A 1 3/4 in44.45 mm N/A 3.9368 in99.995 mm N/A 1.0000 in25.400 mm N/A 0.8125 in20.638 mm N/A 1.0001 in25.403 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
2975 - 2924 N/A 2900 N/A 1 3/4 in44.45 mm N/A 3.3465 in85.001 mm N/A 1.0082 in25.608 mm N/A 0.8125 in20.638 mm N/A 1.0000 in25.400 mm N/A 21000 lbf93300 N N/A 26200 lbf117000 N N/A CAD
2975 - 2925 N/A 2900 N/A 1 3/4 in44.45 mm N/A 3.4375 in87.313 mm N/A 1.0082 in25.608 mm N/A 0.8750 in22.225 mm N/A 1.0625 in26.988 mm N/A 21000 lbf93300 N N/A 26200 lbf117000 N N/A CAD
33885 - 33821 N/A 33800 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1250 in28.575 mm N/A 0.8750 in22.225 mm N/A 1.0938 in27.783 mm N/A 29200 lbf130000 N N/A 36200 lbf161000 N N/A CAD
33885 - 33822 N/A 33800 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1250 in28.575 mm N/A 0.8750 in22.225 mm N/A 1.0938 in27.783 mm N/A 34600 lbf154000 N N/A 36200 lbf161000 N N/A CAD
355X - 352 N/A 355 N/A 1 3/4 in44.45 mm N/A 3.5480 in90.119 mm N/A 0.8540 in21.692 mm N/A 0.8586 in21.808 mm N/A 0.9055 in23.000 mm N/A 21800 lbf97000 N N/A 20000 lbf88800 N N/A CAD
Unit of Measure
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