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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Key Features

  • Available in single, double and multi-row configurations, as well as proprietary sizes
  • Designed in collaboration with OE engineers to design, engineer and test bearings for premium performance in many applications
  • Power dense designs allow for heavier loads and can help extend bearing life
  • Optimized internal geometry lowers torque and operating temperatures to extend lubrication system life
  • Can be designed to withstand high-corrosive, high-temperature and vacuum or low-lubrication environments with proprietary enhancements
Timken_TRB_1ROWASSY_TSF_32312BM-90KM2-T
TRB TSF Line Drawing
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Inner Ring Width (B)

Outer Ring Width (C)

Width (T)

Dynamic Radial Load Rating - 1M Revs (C1) 

Static Radial Load Rating (C0)

Series

CAD

EE203137 / 203190-B N/A 13.625 in346.075 mm N/A 19 in482.6 mm N/A 2.5 in63.5 mm N/A 1.75 in44.45 mm N/A 1.4375 in36.512 mm N/A 231000 lbf1030000 N N/A 398000 lbf1770000 N N/A 203000 N/A
21075 / 21212-B N/A 3/4 in19.05 mm N/A 2.125 in53.975 mm N/A 0.8598 in21.839 mm N/A 0.625 in15.875 mm N/A 0.4062 in10.317 mm N/A 12400 lbf55100 N N/A 9560 lbf42500 N N/A 21000 N/A
EE231400 / 232000-B N/A 14 in355.6 mm N/A 20 in508 mm N/A 2.625 in66.675 mm N/A 2 in50.8 mm N/A 1.5 in38.1 mm N/A 236000 lbf1050000 N N/A 420000 lbf1870000 N N/A 230000 N/A
EE231462 / 232000B N/A 14.625 in371.475 mm N/A 20 in508 mm N/A 2.625 in66.675 mm N/A 2 in50.8 mm N/A 1.5 in38.1 mm N/A 236000 lbf1050000 N N/A 420000 lbf1870000 N N/A 230000 N/A
23100 / 23256B N/A 1 in25.4 mm N/A 2.5625 in65.088 mm N/A 0.845 in21.463 mm N/A 0.625 in15.875 mm N/A 0.4063 in10.320 mm N/A 12300 lbf54600 N N/A 12500 lbf55800 N N/A 23000 N/A
EE243196-90044 N/A 19.625 in498.475 mm N/A 24.995 in634.873 mm N/A 3.1875 in80.963 mm N/A 2.5 in63.5 mm N/A 1.25 in31.75 mm N/A 330000 lbf1470000 N N/A 822000 lbf3660000 N N/A 243000 N/A
2558 / 2523B N/A 1.1875 in30.163 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2578 / 2523B N/A 1.125 in28.575 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2580 / 2523-B N/A 1.25 in31.75 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2581 / 2523B N/A 1.3125 in33.338 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.75 in19.05 mm N/A 0.3435 in8.725 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2585 / 2523-B N/A 1.3125 in33.338 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2582 / 2523B N/A 1.25 in31.75 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
25576 / 25521-B N/A 1.6875 in42.863 mm N/A 3.27 in83.058 mm N/A 1 in25.4 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A 25500 N/A
25584 / 25521B N/A 1.771 in44.983 mm N/A 3.27 in83.058 mm N/A 1 in25.4 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A 25500 N/A
25580 / 25521B N/A 1.75 in44.45 mm N/A 3.27 in83.058 mm N/A 1 in25.4 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A 25500 N/A
25590 / 25521B N/A 1.796 in45.618 mm N/A 3.27 in83.058 mm N/A 1 in25.4 mm N/A 0.75 in19.05 mm N/A 0.3438 in8.733 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A 25500 N/A
26131 / 26283-B N/A 1.3125 in33.338 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 15700 lbf69600 N N/A 13500 lbf60100 N N/A 26000 N/A
26126 / 26283-B N/A 1.2600 in32.004 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 13200 lbf58800 N N/A 13500 lbf60100 N N/A 26000 N/A
26118-S / 26283-B N/A 1.1811 in30 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 15700 lbf69600 N N/A 13500 lbf60100 N N/A 26000 N/A
26118 / 26283-B N/A 1.1806 in29.987 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 15700 lbf69600 N N/A 13500 lbf60100 N N/A 26000 N/A
26112 / 26283B N/A 1.125 in28.575 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 15700 lbf69600 N N/A 13500 lbf60100 N N/A 26000 N/A
26100 / 26283-B N/A 1 in25.4 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 13200 lbf58800 N N/A 13500 lbf60100 N N/A 26000 N/A
26093 / 26283-B N/A 0.9375 in23.813 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 13200 lbf58800 N N/A 13500 lbf60100 N N/A 26000 N/A
26132 / 26283-B N/A 1.3125 in33.338 mm N/A 2.8346 in71.999 mm N/A 0.7450 in18.923 mm N/A 0.625 in15.875 mm N/A 0.2790 in7.087 mm N/A 15700 lbf69600 N N/A 13500 lbf60100 N N/A 26000 N/A
2684 / 2631B N/A 0.875 in22.225 mm N/A 2.6150 in66.421 mm N/A 1.0013 in25.433 mm N/A 0.75 in19.05 mm N/A 0.3435 in8.725 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A 2600 N/A
Unit of Measure
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