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 product is a SKF NN-3011-KMC/C4817 Cylindrical Roller Bearing with a bore diameter of 55mm, outside diameter of 90mm, and width of 26mm. Made of steel, this bearing features a taper bore design and is manufactured in the United States. It falls under the category of Ball & Roller Bearings in the industrial automation and motion controls sector.
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$122.39
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| MFR / Brand | SKF |
|---|---|
| MPN | NN3011KMC4817 |
| Model | NN 3011 K M C4817 / NN 3011 K MB/BR |
| Bearing Type | Cylindrical Roller Bearing, Open |
| ID | 55 mm |
| OD | 90 mm |
| Width | 26 mm |
| Advertise | 1 |
|---|---|
| Material | Bearing Steel |
| Cage Type | Roller Guided |
| Dynamic Load Rating | 71.5 kN / 16074 lbf |
| Static Load Rating | 90 kN / 20233 lbf |
| Series | NN3000 |
| Rolling Elements | Cylindrical |
| Condition | New – Open box |
| Item Weight | 1.26 lbs |
| Cage Material | Machined Brass |
| Limiting Speed | 9500 rpm |
| Number Of Rows | 2 |
| Bore Type | Tapered |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.50.00 |
| Bore | Taper Bore |
| Internal Clearance | C1 |
| Cross Reference 1 | FAG NN3011-ASK-M-SP |
|---|---|
| Cross Reference 2 | NSK NN3011KBKRE44 |
| Cross Reference 3 | NTN NN3011K |
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Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,
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When the original bearing is discontinued, not available or has a lengthy lead time, there
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