Ball Bearings vs. Roller Bearings: Which One Does Your Application Actually Need?
Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,

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Discover the Timken 134143-3 Taper Roller Bearing Cup, a premier solution tailored for your mechanical power transmission and industrial automation needs. Manufactured with precision in the United States, this outstanding bearing cup is crafted from robust steel, ensuring exceptional durability and reliable performance even in the most demanding environments. The Timken 134143-3 boasts a generous outside diameter of 14-3/8 inches, providing optimal support for seamless operation across various industrial applications. Recognized for its superior engineering and craftsmanship, Timken has established itself as a trusted name, delivering components that meet the rigorous demands of today’s industry. Key Features: Brand: Timken Type: Tapered Roller Bearing Cup Model Number: 134143-3 Material: Steel Manufactured In: United States Outside Diameter: 14-3/8 inches Condition: New – Open box This Timken taper roller bearing cup is an essential asset for engineers and technicians seeking high-performance components. Enhance your equipment’s efficiency and lifespan with this reliable steel-made solution. Whether for industrial or mechanical settings, the Timken 134143-3 is your top choice in the competitive landscape of ball and roller bearings.
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| MFR / Brand | Timken |
|---|---|
| MPN | 134143-3 |
| Model | 134143 3 |
| Bearing Type | Tapered Roller Bearing Cup, Open |
| ID | 14.1250 in |
| OD | 14-3/8 in |
| Width | 1.5625 in |
| Advertise | 1 |
|---|---|
| Material | Steel |
| Min Temp | -54 °C |
| Cage Type | Stamped |
| Dynamic Load Rating | 148 kN / 33300 lbf |
| Static Load Rating | 320 kN / 71900 lbf |
| Precision Rating | Class 3 |
| Series | 134000 |
| Rolling Elements | Tapered Rollers |
| Max Temp | 120 °C |
| Condition | New – Open box |
| Item Weight | 8.50 lbs |
| Cage Material | Steel |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.20.00 |
| Cross Reference 1 | SKF 134143 |
|---|---|
| Cross Reference 2 | NTN 4T-134143 |
| Cross Reference 3 | Bower 134143 |
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