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 FAG NN3011KM.SP Bearing is a precision cylindrical roller bearing with a ABEC 5 / P5 rating, made of bearing steel and featuring a machined brass cage. It has a dynamic load rating of 75 kN and a static load rating of 100 kN, suitable for operating temperatures between -30ยฐC and 150ยฐC. With a bore diameter of 55 mm and an outside diameter of 90 mm, this bearing from Germany’s FAG series NN3000 is designed for industrial automation and motion control applications requiring reliability and performance.
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| MFR / Brand | FAG |
|---|---|
| MPN | NN3011KMSP |
| Model | NN 3011 K M SP / NN 3011 AS-K-M-SP |
| Bearing Type | Cylindrical Roller Bearing, Open |
| ID | 55 mm |
| OD | 90 mm |
| Width | 26 mm |
| Advertise | 1 |
|---|---|
| Material | Bearing Steel |
| Min Temp | -30ยฐC |
| Cage Type | Machined Brass |
| Dynamic Load Rating | 75 kN |
| Static Load Rating | 100 kN |
| Precision Rating | ABEC 5 / P5 |
| Series | NN3000 |
| Rolling Elements | Cylindrical |
| Max Temp | 150ยฐC |
| Condition | New โ Open box |
| Item Weight | 1.48 lbs |
| Cage Material | Brass |
| Number Of Rows | 2 |
| Bore Type | Tapered |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.50.00 |
| Internal Clearance | CN |
| Cross Reference 1 | SKF NN 3011 K/SP |
|---|---|
| Cross Reference 2 | NSK NN3011MBKR |
| Cross Reference 3 | NTN NN3011K |
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