Needle roller bearing
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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 |
|---|---|---|---|---|---|---|---|
| NA4868 | 340 mm | 420 mm | 80 mm | - N | - N | - rpm | - rpm |
| NA4864 | 320 mm | 400 mm | 80 mm | - N | - N | - rpm | - rpm |
| NA4860 | 300 mm | 380 mm | 80 mm | - N | - N | - rpm | - rpm |
| NA4856 | 280 mm | 350 mm | 69 mm | - N | - N | - rpm | - rpm |
| NA4852 | 260 mm | 320 mm | 60 mm | - N | - N | - rpm | - rpm |
| NA4848 | 240 mm | 300 mm | 60 mm | - N | - N | - rpm | - rpm |
| NA4844 | 220 mm | 270 mm | 50 mm | - N | - N | - rpm | - rpm |
| NA4840 | 200 mm | 250 mm | 50 mm | - N | - N | - rpm | - rpm |
| NA4838 | 190 mm | 240 mm | 50 mm | - N | - N | - rpm | - rpm |
| NA4836 | 180 mm | 225 mm | 45 mm | - N | - N | - rpm | - rpm |
| NA4834 | 170 mm | 215 mm | 45 mm | - N | - N | - rpm | - rpm |
| NA4830 | 150 mm | 190 mm | 40 mm | - N | - N | - rpm | - rpm |
| NA4828 | 140 mm | 175 mm | 35 mm | - N | - N | - rpm | - rpm |
| NA4826 | 130 mm | 165 mm | 35 mm | - N | - N | - rpm | - rpm |
| NA4824 | 120 mm | 150 mm | 30 mm | - N | - N | - rpm | - rpm |