No.381168 WkBearings bulk supply rolling mill bearings
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Designed with four matched tapered roller and raceway assemblies, they deliver exceptional rigidity and high load-bearing performance, making them ideal for heavy machinery applications like rolling mill stands, calenders, and large gearboxes.
Estimated Delivery: Sat, Feb 14 – Wed, Feb 18
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Four-row tapered roller bearings are heavy-duty precision components engineered for extreme radial and axial load capacities, withstanding combined loads efficiently.
| Overall Dimensions(mm) | d | 340 |
| D | 580 | |
| B | 425 | |
| r(1.2min) | 5 | |
| r(3.4min) | 4 | |
| Weight(kg) | 441 | |
| Bearing Model(new) | new | 381168 |
| old | 1077768 | |
| Inner Diameter(mm) | 340 | |
| Basic Rated Load(KN) | Dynamic Load | 3530 |
| Static Load | 6500 | |
| Limiting Speed(r/min) | Grease lubrication | 280 |
| Oil lubrication | 360 | |
| Calculation Parameters | e | 0.42 |
| Y₁ | 1.6 | |
| Y₂ | 2.4 | |
| Y₀ | 1.6 |
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