Cylindrical Roller Bearings Nup309E AZ9003320309 SINOTRUK HW SERIES GEARBOX
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| Product Name | Cylindrical Roller Bearings Nup309E |
| Product Number | AZ9003320309 |
| MOQ | 1 |
| Warranty period | 3 Months |
| Package | The packaging will be treated to prevent drops, rust, and impacts. |
| Application | SINOTRUK HW SERIES GEARBOX |
| Original | China |
Shipping and Delivery
We offer spare parts for most Chinese truck brands and provide comprehensive, turnkey procurement services. For more information on specific vehicle models or parts, please contact us.Transactions are processed through the receiving bank (VTB).
Product Description
Product Introduction
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Structure: Single-row cylindrical roller bearing with NUP design. Features an outer ring with double integral ribs, an inner ring with one integral rib plus one detachable loose rib ring, high-precision cylindrical rollers, a steel cage, and a black oxide anti-corrosion finish.
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Key Dimensions:
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Inner diameter (d): 45 mm
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Outer diameter (D): 100 mm
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Width (B): 25 mm
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Minimum corner radius (r₁ₘᵢₙ): 5 mm
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Material & Treatment: Manufactured from high-carbon chromium bearing steel (GCr15). Raceways and rollers are precision-ground and heat-treated to a hardness of HRC 60–64for exceptional wear and fatigue resistance.
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Core Function
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Radial Load Support: Bears heavy radial loads generated by the countershaft/intermediate shaft during gear meshing and power transmission.
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Bi-Directional Axial Location: Prevents axial displacement of the shaft via the NUP-type rib structure, ensuring precise gear alignment.
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Shaft Support & Guidance: Maintains the concentricity of the countershaft, reducing vibration and extending the service life of gears and other bearings.
Business Description
We offer spare parts for all Chinese brand trucks, construction machinery. At the same time, OEM service and whole process spare parts export service increasingly become a characteristic of our company.
Transactions can be processed through various payment methods. If you need more information about a specific model or part, please contact us.
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