Bearing No. | Boundary Dimensions | Equivalent to foreign | Basic Load Rating | Limiting Speeds | Mass | Details | ||||||||
New No. | Old No. | d | D | B | FW | rmin | SKF | FAG | Dynamic Load | Static load | Grease | Oil | kg | |
NNU4028X1-1 | 4482728 | 140 | 210 | 62.5 | 158 | 2.0 | - | - | 370 | 700 | 2100 | 2600 | 7.90 | |
NNU4028X1-2 | 4482728K | 140 | 210 | 77.5 | 158 | 2.0 | - | - | 450 | 950 | 2100 | 2600 | 9.80 |
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