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.
Clear
Filter
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 |
|---|---|---|---|---|---|---|---|---|---|
| 56418-902A6 | Bore (d) N/A 4.1875 in106.363 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56418-905A8 | Bore (d) N/A 4.1875 in106.363 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| L521949 / L521910DE | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 5.7500 in146.050 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | Width (T) N/A 2.4999 in63.497 mm | Inner Ring Width (B) N/A 0.8438 in21.433 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 34800 lbf155000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 5180 lbf23100 N | Series N/A L521900 |
CAD
N/A
|
| 37425-90019 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2500 in158.750 mm | Outer Ring Width (C) N/A 1.5625 in39.688 mm | Width (T) N/A 2.1251 in53.978 mm | Inner Ring Width (B) N/A 0.844 in21.438 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 53400 lbf238000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7960 lbf35400 N | Series N/A 37000 |
CAD
N/A
|
| 37425-90020 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2500 in158.750 mm | Outer Ring Width (C) N/A 1.5625 in39.688 mm | Width (T) N/A 2.1251 in53.978 mm | Inner Ring Width (B) N/A 0.844 in21.438 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 53400 lbf238000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7960 lbf35400 N | Series N/A 37000 |
CAD
N/A
|
| 37425-90022 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2500 in158.750 mm | Outer Ring Width (C) N/A 1.5625 in39.688 mm | Width (T) N/A 2.1251 in53.978 mm | Inner Ring Width (B) N/A 0.844 in21.438 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 53400 lbf238000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7960 lbf35400 N | Series N/A 37000 |
CAD
N/A
|
| 37425-90042 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2500 in158.750 mm | Outer Ring Width (C) N/A 1.5625 in39.688 mm | Width (T) N/A 2.1251 in53.978 mm | Inner Ring Width (B) N/A 0.844 in21.438 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 53400 lbf238000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7960 lbf35400 N | Series N/A 37000 |
CAD
N/A
|
| 37425-902A1 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2500 in158.750 mm | Outer Ring Width (C) N/A 1.5625 in39.688 mm | Width (T) N/A 2.1251 in53.978 mm | Inner Ring Width (B) N/A 0.844 in21.438 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 53400 lbf238000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 7960 lbf35400 N | Series N/A 37000 |
CAD
N/A
|
| LM522546-90011 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| LM522546 / LM522510DC | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| LM522546-90029 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| LM522546-90012 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| LM522546-90019 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| LM522546-90026 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| LM522546-902A1 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| LM522546-90027 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.2987 in159.987 mm | Outer Ring Width (C) N/A 2.3125 in58.738 mm | Width (T) N/A 2.9375 in74.613 mm | Inner Ring Width (B) N/A 1.375 in34.925 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 90800 lbf404000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13500 lbf60100 N | Series N/A LM522500 |
CAD
N/A
|
| 56426 / 56649D | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.4951 in164.976 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56425 / 56649D | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.4951 in164.976 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56425W / 56649D | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.4951 in164.976 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56425-90079 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56425W / 56650CD | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56426 / 56650CD | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56425W / 56650D | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56425-90069 | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|
| 56426 / 56650D | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.5 in165.1 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | Width (T) N/A 3.2499 in82.547 mm | Inner Ring Width (B) N/A 1.4375 in36.513 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 88600 lbf394000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13200 lbf58700 N | Series N/A 56000 |
CAD
N/A
|

