No.381068 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: Sun, Feb 15 – Thu, Feb 19
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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 | 520 | |
| B | 325 | |
| r(1.2min) | 5 | |
| r(3.4min) | 4 | |
| Weight(kg) | 234 | |
| Bearing Model(new) | new | 381068 |
| old | 77168 | |
| Inner Diameter(mm) | 340 | |
| Basic Rated Load(KN) | Dynamic Load | 2310 |
| Static Load | 4340 | |
| Limiting Speed(r/min) | Grease lubrication | 320 |
| Oil lubrication | 400 | |
| Calculation Parameters | e | 0.29 |
| Y₁ | 2.3 | |
| Y₂ | 3.4 | |
| Y₀ | 2.3 |
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