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Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial
Tapered Roller Bearings - TDO (Tapered Double Outer)
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
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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 |
|---|---|---|---|---|---|---|---|---|---|
| 778 / 774DC | Bore (d) N/A 3.625 in92.075 mm | O.D. (D) N/A 7.125 in180.975 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4.125 in104.775 mm | Inner Ring Width (B) N/A 1.89 in48.006 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 135000 lbf603000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 20200 lbf89700 N | Series N/A 775 |
CAD
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| 779 / 774DC | Bore (d) N/A 3.875 in98.425 mm | O.D. (D) N/A 7.125 in180.975 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4.125 in104.775 mm | Inner Ring Width (B) N/A 1.89 in48.006 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 135000 lbf603000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 20200 lbf89700 N | Series N/A 775 |
CAD
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| 780W / 774DC | Bore (d) N/A 4 in101.6 mm | O.D. (D) N/A 7.125 in180.975 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4.125 in104.775 mm | Inner Ring Width (B) N/A 1.89 in48.006 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 135000 lbf603000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 20200 lbf89700 N | Series N/A 775 |
CAD
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| 783 / 774DC | Bore (d) N/A 3.937 in100 mm | O.D. (D) N/A 7.125 in180.975 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4.125 in104.775 mm | Inner Ring Width (B) N/A 1.89 in48.006 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 135000 lbf603000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 20200 lbf89700 N | Series N/A 775 |
CAD
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| 786 / 774DC | Bore (d) N/A 4.125 in104.775 mm | O.D. (D) N/A 7.125 in180.975 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4.125 in104.775 mm | Inner Ring Width (B) N/A 1.89 in48.006 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 135000 lbf603000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 20200 lbf89700 N | Series N/A 775 |
CAD
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| 780 / 774DC | Bore (d) N/A 4 in101.6 mm | O.D. (D) N/A 7.125 in180.975 mm | Outer Ring Width (C) N/A 3.375 in85.725 mm | Width (T) N/A 4.125 in104.775 mm | Inner Ring Width (B) N/A 1.89 in48.006 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 135000 lbf603000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 20200 lbf89700 N | Series N/A 775 |
CAD
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| EE780705 / 781376D | Bore (d) N/A 7 in177.8 mm | O.D. (D) N/A 13.75 in349.250 mm | Outer Ring Width (C) N/A 3.875 in98.425 mm | Width (T) N/A 5.4997 in139.692 mm | Inner Ring Width (B) N/A 2.375 in60.325 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 343000 lbf1530000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 51100 lbf227000 N | Series N/A 780000 |
CAD
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| EE780655 / 781376D | Bore (d) N/A 6.5 in165.1 mm | O.D. (D) N/A 13.75 in349.250 mm | Outer Ring Width (C) N/A 3.875 in98.425 mm | Width (T) N/A 5.4997 in139.692 mm | Inner Ring Width (B) N/A 2.375 in60.325 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 343000 lbf1530000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 51100 lbf227000 N | Series N/A 780000 |
CAD
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| EE780688 / 781376D | Bore (d) N/A 6.875 in174.625 mm | O.D. (D) N/A 13.75 in349.250 mm | Outer Ring Width (C) N/A 3.875 in98.425 mm | Width (T) N/A 5.4997 in139.692 mm | Inner Ring Width (B) N/A 2.375 in60.325 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 343000 lbf1530000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 51100 lbf227000 N | Series N/A 780000 |
CAD
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| 78214C / 78549D | Bore (d) N/A 2.125 in53.975 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 92600 lbf412000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13800 lbf61300 N | Series N/A 78000C |
CAD
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| 78214-90055 | Bore (d) N/A 2.125 in53.975 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
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| 78250AC / 78549D | Bore (d) N/A 2.5 in63.5 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 92600 lbf412000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13800 lbf61300 N | Series N/A 78000C |
CAD
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| 78248C / 78549D | Bore (d) N/A 2.5 in63.5 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 92600 lbf412000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13800 lbf61300 N | Series N/A 78000C |
CAD
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| 78238C / 78549D | Bore (d) N/A 2.375 in60.325 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 92600 lbf412000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13800 lbf61300 N | Series N/A 78000C |
CAD
N/A
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| 78225C / 78549D | Bore (d) N/A 2.25 in57.15 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 92600 lbf412000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13800 lbf61300 N | Series N/A 78000C |
CAD
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| 78238-90074 | Bore (d) N/A 2.375 in60.325 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
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| 78255X-90093 | Bore (d) N/A 2.5586 in64.988 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.2962 in32.923 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
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| 78225-99408 | Bore (d) N/A 2.25 in57.15 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
N/A
|
| 78250-99411 | Bore (d) N/A 2.5 in63.5 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
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| 78215C-907A4 | Bore (d) N/A 2.125 in53.975 mm | O.D. (D) N/A 5.5 in139.7 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 92600 lbf412000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 13800 lbf61300 N | Series N/A 78000C |
CAD
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| 78255X / 78551DF | Bore (d) N/A 2.5586 in64.988 mm | O.D. (D) N/A 5.5100 in139.954 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.2962 in32.923 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
N/A
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| 78225 / 78551DF | Bore (d) N/A 2.25 in57.15 mm | O.D. (D) N/A 5.5100 in139.954 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
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| 78238 / 78551DF | Bore (d) N/A 2.375 in60.325 mm | O.D. (D) N/A 5.5100 in139.954 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
N/A
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| 78250 / 78551DF | Bore (d) N/A 2.5 in63.5 mm | O.D. (D) N/A 5.5100 in139.954 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
N/A
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| 78214 / 78551DF | Bore (d) N/A 2.125 in53.975 mm | O.D. (D) N/A 5.5100 in139.954 mm | Outer Ring Width (C) N/A 2.0395 in51.803 mm | Width (T) N/A 3.0625 in77.788 mm | Inner Ring Width (B) N/A 1.3085 in33.236 mm | Dynamic Radial Load Rating - 1M Revs (C1) N/A 79300 lbf353000 N | Dynamic Radial Load Rating - 90M Revs (C90) N/A 11800 lbf52600 N | Series N/A 78000 |
CAD
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