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,
Availability:
1 in stock
Timken 52639 Tapered Bearing Cup offers reliable compatibility for standard bearing assemblies. This cup features a 6-3/8 inch outer diameter and 1-9/16 inch width, precisely machined for proper fit in Timken bearing sets.
Made in the United States, this item is New Old Stock with staining, reflecting vintage storage but unused functionality. The 52639 cup is designed to work with Timken tapered bearings, providing smooth operation and long service life in restoration projects and power transmission applications.
Ideal for machinery restoration, equipment rebuilds, or OEM replacements. Availability to source complete Timken sets or assemblies is offered, with international shipping available. Lightweight and compact, the cup installs with standard torque and seals to maintain proper preload.
Add this essential Timken component to your collection for dependable performance and compatibility with your existing bearing system.
List Price
$90.35
1 in stock

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| MFR / Brand | Timken |
|---|---|
| MPN | 52639 |
| Model | 52639 |
| Bearing Type | Tapered Roller Bearing Cup |
| OD | 6-3/8 in |
| Advertise | 1 |
|---|---|
| Condition | New – Open box |
| Series | 52000 |
| Harmonization Code | 8482.20.00 |
| Design Units | Imperial |
| Bearing Class | Class 2 |
| Bearing Material | Case-Carburized Steel |
| Cone Part Number | 52639 |
| Cage Type | Stamped Steel |
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