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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Available in single, double, and multi-row configurations as well as proprietary sizes, these bearings are developed in collaboration with OE engineers to deliver premium performance across various applications. Their power-dense designs support heavier loads and help extend bearing life, while optimized internal geometry reduces torque and operating temperatures to prolong lubrication system life. Additionally, they can be engineered with proprietary enhancements to withstand highly corrosive conditions, high temperatures, vacuum environments, or situations with limited lubrication.
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

580-90231 N/A 3.2500 in82.550 mm N/A 5.5115 in139.992 mm N/A 2.625 in66.675 mm N/A 3.25 in82.55 mm N/A 1.4212 in36.098 mm N/A 80900 lbf360000 N N/A 12100 lbf53600 N N/A 575 N/A
580-90314 N/A 3.2500 in82.550 mm N/A 5.5115 in139.992 mm N/A 2.625 in66.675 mm N/A 3.25 in82.55 mm N/A 1.4212 in36.098 mm N/A 80900 lbf360000 N N/A 12100 lbf53600 N N/A 575 N/A
HM617045 / HM617011DC N/A 3.2500 in82.550 mm N/A 5.625 in142.875 mm N/A 3 in76.2 mm N/A 3.6874 in93.66 mm N/A 1.6875 in42.863 mm N/A 102000 lbf454000 N N/A 15200 lbf67700 N N/A HM617000 N/A
595 / 592DC N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 2.5 in63.5 mm N/A 3.25 in82.55 mm N/A 1.43 in36.322 mm N/A 84600 lbf376000 N N/A 12600 lbf56000 N N/A 595 N/A
663A / 654D N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
663-90095 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
663A / 654DC N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
663 / 654DC N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
595-90059 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 2.5 in63.5 mm N/A 3.25 in82.55 mm N/A 1.43 in36.322 mm N/A 84600 lbf376000 N N/A 12600 lbf56000 N N/A 595 N/A
595-90061 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 2.5 in63.5 mm N/A 3.25 in82.55 mm N/A 1.43 in36.322 mm N/A 84600 lbf376000 N N/A 12600 lbf56000 N N/A 595 N/A
595-90100 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 2.5 in63.5 mm N/A 3.25 in82.55 mm N/A 1.43 in36.322 mm N/A 84600 lbf376000 N N/A 12600 lbf56000 N N/A 595 N/A
595-90156 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 2.5 in63.5 mm N/A 3.25 in82.55 mm N/A 1.43 in36.322 mm N/A 84600 lbf376000 N N/A 12600 lbf56000 N N/A 595 N/A
595-90163 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 2.5 in63.5 mm N/A 3.25 in82.55 mm N/A 1.43 in36.322 mm N/A 84600 lbf376000 N N/A 12600 lbf56000 N N/A 595 N/A
663-902A6 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
663-99478 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
663-90075 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
663-90097 N/A 3.2500 in82.550 mm N/A 6.0000 in152.400 mm N/A 3 in76.2 mm N/A 3.7499 in95.247 mm N/A 1.625 in41.275 mm N/A 96700 lbf430000 N N/A 14400 lbf64000 N N/A 655 N/A
749A-90068 N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
750A-90097 N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
749A / 742DC N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
750A / 742DC N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
749A-99407 N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
749A-90081 N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
749A-90107 N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
749A-90039 N/A 3.2500 in82.550 mm N/A 6.125 in155.575 mm N/A 3.375 in85.725 mm N/A 4 in101.6 mm N/A 1.8375 in46.673 mm N/A 147000 lbf656000 N N/A 21900 lbf97600 N N/A 745 N/A
Unit of Measure
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