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 lower 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_2ROWASSY_TDO_438-90092-A3
TRB TDO Line Drawing
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Outer Ring Width (C)

Width (T)

Inner Ring Width (B)

Dynamic Radial Load Rating - 1M Revs (C1) 

Dynamic Radial Load Rating - 90M Revs (C90)

Series

CAD

HM252348-90120 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252348-90130 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252348-90138 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252348-90136 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252348-90139 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252348-902A5 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252348-902A8 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252343-90131 N/A 10 in254 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252343-90132 N/A 10 in254 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252343-90133 N/A 10 in254 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252343-902A6 N/A 10 in254 mm N/A 16.625 in422.275 mm N/A 5.5 in139.7 mm N/A 7.0311 in178.59 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252349-902C9 N/A 10.25 in260.35 mm N/A 16.625 in422.275 mm N/A 5.0625 in128.588 mm N/A 6.8125 in173.038 mm N/A 3.1406 in79.771 mm N/A 605000 lbf2690000 N N/A 90100 lbf401000 N N/A HM252300 N/A
HM252343-90128 N/A 10 in254 mm N/A 16.625 in422.275 mm N/A 5.0625 in128.588 mm N/A 6.8125 in173.038 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252343-90134 N/A 10 in254 mm N/A 16.625 in422.275 mm N/A 5.0625 in128.588 mm N/A 6.8125 in173.038 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252344-904A1 N/A 10 in254 mm N/A 16.625 in422.275 mm N/A 5.0625 in128.588 mm N/A 6.8125 in173.038 mm N/A 3.1406 in79.771 mm N/A 605000 lbf2690000 N N/A 90100 lbf401000 N N/A HM252300 N/A
HM252348-90043 N/A 10.25 in260.35 mm N/A 16.997 in431.724 mm N/A 5.0625 in128.588 mm N/A 6.8125 in173.038 mm N/A 3.1406 in79.771 mm N/A 587000 lbf2610000 N N/A 87400 lbf389000 N N/A HM252300 N/A
HM252349-90104 N/A 10.25 in260.35 mm N/A 16.997 in431.724 mm N/A 5.0625 in128.588 mm N/A 6.8125 in173.038 mm N/A 3.1406 in79.771 mm N/A 605000 lbf2690000 N N/A 90100 lbf401000 N N/A HM252300 N/A
HM252349-902A3 N/A 10.25 in260.35 mm N/A 16.997 in431.724 mm N/A 5.0625 in128.588 mm N/A 6.8125 in173.038 mm N/A 3.1406 in79.771 mm N/A 605000 lbf2690000 N N/A 90100 lbf401000 N N/A HM252300 N/A
HM256849-902E2 N/A 11.8125 in300.038 mm N/A 16.625 in422.275 mm N/A 5.375 in136.525 mm N/A 6.875 in174.625 mm N/A 3.25 in82.55 mm N/A 508000 lbf2260000 N N/A 75600 lbf336000 N N/A HM256800 N/A
HM256849-90069 N/A 11.8125 in300.038 mm N/A 16.625 in422.275 mm N/A 5.375 in136.525 mm N/A 6.875 in174.625 mm N/A 3.25 in82.55 mm N/A 508000 lbf2260000 N N/A 75600 lbf336000 N N/A HM256800 N/A
HM256849-902A2 N/A 11.8125 in300.038 mm N/A 16.625 in422.275 mm N/A 5.375 in136.525 mm N/A 6.875 in174.625 mm N/A 3.25 in82.55 mm N/A 508000 lbf2260000 N N/A 75600 lbf336000 N N/A HM256800 N/A
HM256849-902A3 N/A 11.8125 in300.038 mm N/A 16.625 in422.275 mm N/A 5.375 in136.525 mm N/A 6.875 in174.625 mm N/A 3.25 in82.55 mm N/A 508000 lbf2260000 N N/A 75600 lbf336000 N N/A HM256800 N/A
HM256849-90070 N/A 11.8125 in300.038 mm N/A 16.625 in422.275 mm N/A 5.375 in136.525 mm N/A 6.875 in174.625 mm N/A 3.25 in82.55 mm N/A 508000 lbf2260000 N N/A 75600 lbf336000 N N/A HM256800 N/A
HM256849-90071 N/A 11.8125 in300.038 mm N/A 16.625 in422.275 mm N/A 5.375 in136.525 mm N/A 6.875 in174.625 mm N/A 3.25 in82.55 mm N/A 508000 lbf2260000 N N/A 75600 lbf336000 N N/A HM256800 N/A
HM256849-902B3 N/A 11.8125 in300.038 mm N/A 16.625 in422.275 mm N/A 5.375 in136.525 mm N/A 6.875 in174.625 mm N/A 3.25 in82.55 mm N/A 508000 lbf2260000 N N/A 75600 lbf336000 N N/A HM256800 N/A
Unit of Measure
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