Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial
Timken® Double-Row Tapered Roller Bearings with Double Outer Race (TDO)
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.
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Bore (d) (in)
Bore (d) (mm)
O.D. (D) (in)
O.D. (D) (mm)
Width (T) (in)
Width (T) (mm)
Dynamic Radial Load Rating - 1M Revs (C1) (lbf)
Dynamic Radial Load Rating - 1M Revs (C1) (N)
Series
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 |
|---|---|---|---|---|---|---|---|---|---|
| 98335-90066 | Bore (d) N/A 3.3465 in85.001 mm | O.D. (D) N/A 7.875 in200.025 mm | Outer Ring Width (C) N/A 3.1581 in80.216 mm | Width (T) N/A 4.5625 in115.888 mm | Inner Ring Width (B) N/A 1.9375 in49.213 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 189000 lbf839000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 28100 lbf125000 N | Series N/A 98000 |
CAD
N/A
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| 98335-90052 | Bore (d) N/A 3.3465 in85.001 mm | O.D. (D) N/A 7.875 in200.025 mm | Outer Ring Width (C) N/A 3.1581 in80.216 mm | Width (T) N/A 4.5625 in115.888 mm | Inner Ring Width (B) N/A 1.9375 in49.213 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 189000 lbf839000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 28100 lbf125000 N | Series N/A 98000 |
CAD
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| 749-90036 | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
N/A
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| 749S-90051 | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
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|
| 749V / 742D | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
N/A
|
| 749 / 742DC | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
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| 749-90035 | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
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| 749-90091 | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
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| 749-90099 | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
N/A
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| 749-90112 | Bore (d) N/A 3.3475 in85.027 mm | O.D. (D) N/A 6.125 in155.575 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4 in101.6 mm | Inner Ring Width (B) N/A 1.8375 in46.673 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 147000 lbf656000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 21900 lbf97600 N | Series N/A 745 |
CAD
N/A
|
| 497A-90226 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
|
| 497P / 493D | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 71600 lbf319000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 10700 lbf47500 N | Series N/A 495 |
CAD
N/A
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| 497-90063 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
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| 497P / 493DC | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 71600 lbf319000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 10700 lbf47500 N | Series N/A 495 |
CAD
N/A
|
| 497 / 493DC | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
|
| 497A / 493DC | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
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| 497A-90268 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
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| 497A-90275 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
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| 497A-90331 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
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| 497-90065 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
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| 497-90090 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
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| 497-90100 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
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| 497-90131 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
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| 497-90138 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
N/A
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| 497-90141 | Bore (d) N/A 3.3750 in85.725 mm | O.D. (D) N/A 5.3750 in136.525 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.75 in69.85 mm | Inner Ring Width (B) N/A 1.172 in29.769 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 60500 lbf269000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 9000 lbf40000 N | Series N/A 495 |
CAD
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