Cylindrical roller bearings
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| Part Number | d - Bore | D - Outer Diameter | B - Width | Cr - Dynamic Radial Rating | Cor - Static Radial Rating | Grease lubrication | Oil lubrication |
|---|---|---|---|---|---|---|---|
| NNU4984 | 420 mm | 560 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4980K/W33 | 400 mm | 540 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4980K | 400 mm | 540 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4980/W33 | 400 mm | 540 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4980 | 400 mm | 540 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4976K/W33 | 380 mm | 520 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4976K | 380 mm | 520 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4976/W33 | 380 mm | 520 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4976 | 380 mm | 520 mm | 140 mm | - N | - N | - rpm | - rpm |
| NNU4972K/W33 | 360 mm | 480 mm | 118 mm | - N | - N | - rpm | - rpm |
| NNU4972K | 360 mm | 480 mm | 118 mm | - N | - N | - rpm | - rpm |
| NNU4972 | 360 mm | 480 mm | 118 mm | - N | - N | - rpm | - rpm |
| NNU4968K/W33 | 340 mm | 460 mm | 118 mm | - N | - N | - rpm | - rpm |
| NNU4968K | 340 mm | 460 mm | 118 mm | - N | - N | - rpm | - rpm |
| NNU4968/W33 | 340 mm | 460 mm | 118 mm | - N | - N | - rpm | - rpm |