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 |
|---|---|---|---|---|---|---|---|---|---|
| 55176C / 55452D | Bore (d) N/A 1.7500 in44.450 mm | O.D. (D) N/A 4.5268 in114.981 mm | Outer Ring Width (C) N/A 1.7500 in44.450 mm | Width (T) N/A 2.5623 in65.082 mm | Inner Ring Width (B) N/A 1.0594 in26.909 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 59200 lbf263000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 8810 lbf39200 N | Series N/A 55000C |
CAD
N/A
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| 55175C / 55452D | Bore (d) N/A 1.7500 in44.450 mm | O.D. (D) N/A 4.5268 in114.981 mm | Outer Ring Width (C) N/A 1.7500 in44.450 mm | Width (T) N/A 2.5623 in65.082 mm | Inner Ring Width (B) N/A 1.0594 in26.909 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 59200 lbf263000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 8810 lbf39200 N | Series N/A 55000C |
CAD
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| 55175 / 55452D | Bore (d) N/A 1.7500 in44.450 mm | O.D. (D) N/A 4.5268 in114.981 mm | Outer Ring Width (C) N/A 1.7500 in44.450 mm | Width (T) N/A 2.5623 in65.082 mm | Inner Ring Width (B) N/A 1.0594 in26.909 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 49400 lbf220000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7350 lbf32700 N | Series N/A 55000 |
CAD
N/A
|
| 55176 / 55452D | Bore (d) N/A 1.7500 in44.450 mm | O.D. (D) N/A 4.5268 in114.981 mm | Outer Ring Width (C) N/A 1.7500 in44.450 mm | Width (T) N/A 2.5623 in65.082 mm | Inner Ring Width (B) N/A 1.0594 in26.909 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 49400 lbf220000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7350 lbf32700 N | Series N/A 55000 |
CAD
N/A
|
| 25584-90045 | Bore (d) N/A 1.771 in44.983 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
|
| 25584 / 25520DC | Bore (d) N/A 1.771 in44.983 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
|
| 25584-90080 | Bore (d) N/A 1.771 in44.983 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
|
| 25584-90085 | Bore (d) N/A 1.771 in44.983 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
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| 3776-90044 | Bore (d) N/A 1.771 in44.983 mm | O.D. (D) N/A 3.6718 in93.264 mm | Outer Ring Width (C) N/A 2.0625 in52.388 mm | Width (T) N/A 2.5625 in65.088 mm | Inner Ring Width (B) N/A 1.193 in30.302 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 47800 lbf213000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7120 lbf31700 N | Series N/A 3700 |
CAD
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| 3776-90085 | Bore (d) N/A 1.771 in44.983 mm | O.D. (D) N/A 3.6718 in93.264 mm | Outer Ring Width (C) N/A 2.0625 in52.388 mm | Width (T) N/A 2.5625 in65.088 mm | Inner Ring Width (B) N/A 1.193 in30.302 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 47800 lbf213000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7120 lbf31700 N | Series N/A 3700 |
CAD
N/A
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| 25584A / 25520D | Bore (d) N/A 1.7712 in44.988 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
|
| 25584A / 25520DC | Bore (d) N/A 1.7712 in44.988 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
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| 396A / 394DC | Bore (d) N/A 1.7712 in44.988 mm | O.D. (D) N/A 4.3307 in110.000 mm | Outer Ring Width (C) N/A 1.8125 in46.038 mm | Width (T) N/A 2.0624 in52.385 mm | Inner Ring Width (B) N/A 0.866 in21.996 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 38700 lbf172000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5760 lbf25600 N | Series N/A 395 |
CAD
N/A
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| 396A / 394YD | Bore (d) N/A 1.7712 in44.988 mm | O.D. (D) N/A 4.3307 in110.000 mm | Outer Ring Width (C) N/A 1.8125 in46.038 mm | Width (T) N/A 2.0624 in52.385 mm | Inner Ring Width (B) N/A 0.866 in21.996 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 38700 lbf172000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5760 lbf25600 N | Series N/A 395 |
CAD
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| 367 / 363DC | Bore (d) N/A 1.7717 in45.001 mm | O.D. (D) N/A 3.5433 in90.000 mm | Outer Ring Width (C) N/A 1.6563 in42.07 mm | Width (T) N/A 1.9688 in50.008 mm | Inner Ring Width (B) N/A 0.875 in22.225 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 39900 lbf177000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5930 lbf26400 N | Series N/A 365 |
CAD
N/A
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| 367-902A1 | Bore (d) N/A 1.7717 in45.001 mm | O.D. (D) N/A 3.5433 in90.000 mm | Outer Ring Width (C) N/A 1.6875 in42.863 mm | Width (T) N/A 2.0000 in50.800 mm | Inner Ring Width (B) N/A 0.875 in22.225 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 39900 lbf177000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 26400 N | Series N/A 365 |
CAD
N/A
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| 358X / 353D | Bore (d) N/A 1.7717 in45.001 mm | O.D. (D) N/A 3.548 in90.119 mm | Outer Ring Width (C) N/A 1.7500 in44.450 mm | Width (T) N/A 1.9998 in50.795 mm | Inner Ring Width (B) N/A 0.854 in21.692 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 32000 lbf142000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 4770 lbf21200 N | Series N/A 355 |
CAD
N/A
|
| 358A / 353D | Bore (d) N/A 1.7717 in45.001 mm | O.D. (D) N/A 3.548 in90.119 mm | Outer Ring Width (C) N/A 1.7500 in44.450 mm | Width (T) N/A 1.9998 in50.795 mm | Inner Ring Width (B) N/A 0.854 in21.692 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 32000 lbf142000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 4770 lbf21200 N | Series N/A 355 |
CAD
N/A
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| 358 / 353D | Bore (d) N/A 1.7717 in45.001 mm | O.D. (D) N/A 3.548 in90.119 mm | Outer Ring Width (C) N/A 1.7500 in44.450 mm | Width (T) N/A 1.9998 in50.795 mm | Inner Ring Width (B) N/A 0.854 in21.692 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 38000 lbf169000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5650 lbf25100 N | Series N/A 355 |
CAD
N/A
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| 25590-90037 | Bore (d) N/A 1.7960 in45.618 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
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| 25590-90078 | Bore (d) N/A 1.7960 in45.618 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
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| 25590-90038 | Bore (d) N/A 1.7960 in45.618 mm | O.D. (D) N/A 3.2650 in82.931 mm | Outer Ring Width (C) N/A 1.875 in47.625 mm | Width (T) N/A 2.2500 in57.150 mm | Inner Ring Width (B) N/A 1.0000 in25.400 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 35400 lbf158000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5270 lbf23500 N | Series N/A 25500 |
CAD
N/A
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| 437 / 432D | Bore (d) N/A 1.8020 in45.771 mm | O.D. (D) N/A 3.7500 in95.250 mm | Outer Ring Width (C) N/A 2 in50.8 mm | Width (T) N/A 2.4376 in61.915 mm | Inner Ring Width (B) N/A 1.1772 in29.901 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 49700 lbf221000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7400 lbf32900 N | Series N/A 435 |
CAD
N/A
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| 437 / 432DC | Bore (d) N/A 1.8020 in45.771 mm | O.D. (D) N/A 3.7500 in95.250 mm | Outer Ring Width (C) N/A 2 in50.8 mm | Width (T) N/A 2.4376 in61.915 mm | Inner Ring Width (B) N/A 1.1772 in29.901 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 49700 lbf221000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7400 lbf32900 N | Series N/A 435 |
CAD
N/A
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| 18690-99403 | Bore (d) N/A 1.8125 in46.038 mm | O.D. (D) N/A 3.1250 in79.375 mm | Outer Ring Width (C) N/A 1.3125 in33.338 mm | Width (T) N/A 1.6248 in41.27 mm | Inner Ring Width (B) N/A 0.6875 in17.463 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 20400 lbf90600 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 3030 lbf13500 N | Series N/A 18600 |
CAD
N/A
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