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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The Fafnir 3MM226WI-3-MBR-DUM bearing is a 130x230x40mm angular contact ball bearing designed for industrial automation and motion control applications. Made in the United States by the reputable brand FAFNIR, this high-quality bearing features a bore diameter of 130mm and an outside diameter of 230mm, with a width of 40mm. Perfect for demanding mechanical power transmission systems where precision and reliability are key, this bearing is ideal for a variety of industrial applications.
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 3MM226WI-3-MBR-DUM |
| Model | 7226-A 3MM 226WI 3 MBR DUM |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 130 mm |
| OD | 230 mm |
| Width | 40 mm |
| Advertise | 1 |
|---|---|
| Min Temp | -30 °C |
| Cage Type | Machined |
| Dynamic Load Rating | 199 kN / 44700 lbf |
| Static Load Rating | 200 kN / 45000 lbf |
| Precision Rating | ABEC 7 / P4 |
| Series | 200 |
| Rolling Elements | Balls |
| Max Temp | 120 °C |
| Condition | New |
| Item Weight | 16.5 lbs |
| Cage Material | Brass |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25° |
| Preload | Medium |
| Mounting Arrangement | Universal |
| Part Number | 3MM226WI-3-MBR-DUM |
| Material | Bearing Steel |
| Cross Reference 1 | SKF 7226 ACD/P4ADGA |
|---|
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