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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| MFR / Brand | SKF |
|---|---|
| MPN | NN3018KTN9/SPW33 |
| Model | NN 3018 K TN9 / SP W33 |
| Bearing Type | Cylindrical Roller Bearing, Open |
| ID | 90 mm |
| OD | 140 mm |
| Width | 37 mm |
| Advertise | 1 |
|---|---|
| Material | Bearing Steel |
| Series | NN3000 |
| Condition | New |
| Lubricant | None |
| Min Temp | -30°C |
| Cage Type | Machined |
| Dynamic Load Rating | 165 kN / 37093 lbf |
| Static Load Rating | 245 kN / 55078 lbf |
| Precision Rating | ABEC 5 / P5 |
| Rolling Elements | Roller |
| Max Temp | 120°C |
| Item Weight | 4.8 lbs |
| Cage Material | Brass |
| Limiting Speed | 5300 rpm |
| Number Of Rows | 2 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Relubrication Feature | Yes |
| Harmonization Code | 8482.50.00 |
| Internal Clearance | CN |
| Running Accuracy | High Precision |
| Running Accuracy Radial And Axial Runout | High Precision |
| Cross Reference 1 | SKF NN 3018 K/P51 |
|---|---|
| Cross Reference 2 | FAG NN3018-AS-M-SP |
The CONS NN3018P51NAW33 Precision Cylindrical Bearing is a high-quality bearing made of bearing steel, with a precision rating of ABEC 5 / P5. It features a cylindrical roller design with open seals and a dynamic load rating of 165 kN / 37093 lbf. The bearing has a bore diameter of 90mm, an outside diameter of 140mm, and a width of 37mm, making it suitable for a variety of industrial applications. With a limiting speed of 5300 rpm and the ability to withstand temperatures from -30°C to 120°C, this bearing is designed for reliability and performance in demanding environments.
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