Description
Cylindrical Roller Bearings full complement, double row are engineered for maximum radial load capacity by incorporating the highest possible number of rolling elements within the bearing structure. This design significantly enhances load-carrying performance, stiffness, and durability, making them ideal for heavy-duty applications where compact installation space and high radial rigidity are required.
Compared with caged cylindrical roller bearings, full complement double row designs eliminate the cage structure to accommodate more rollers, resulting in superior load capacity. However, this configuration is optimized for low-speed operation due to increased internal contact and friction. These bearings are separable, allowing for convenient installation, maintenance, and disassembly.
Although they provide excellent radial load performance, their ability to compensate for angular misalignment is limited, making them best suited for precisely aligned mechanical systems operating under heavy radial stress.
Key Features
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Full complement design for maximum rolling element capacity
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Double row structure for enhanced radial load distribution
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Extremely high radial load-carrying capability
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Superior rigidity and stability under heavy loads
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Separable design for easy installation and maintenance
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Optimized for low-speed, high-load applications
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Compact design suitable for space-restricted assemblies
Technical Parameters
| Designation | Bore Diameter (mm) | Outside Diameter (mm) | Width (mm) | Basic Dynamic Load Rating (kN) | Limiting Speed (r/min) | Rows | Seal Type | Load Direction |
|---|---|---|---|---|---|---|---|---|
| NNC 4840 CV | 200 | 225 | 50 | 369 | 840 | Double row | Without | Radial |
| NNC 4836 CV | 180 | 225 | 45 | 297 | 900 | Double row | Without | Radial |
| NNC 4830 CV | 150 | 190 | 40 | 255 | 1080 | Double row | Without | Radial |
| 319436 DA-2LS | 180 | 240 | 80 | 528 | 480 | Double row | Without | Radial |
| 319432 DA-2LS | 160 | 220 | 80 | 501 | 530 | Single row | Without | Radial |
Applications
Cylindrical Roller Bearings full complement, double row are widely used in demanding industrial environments, including:
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Mining machinery
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Agricultural equipment
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Construction machinery
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Transportation systems
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Industrial automation
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Food processing machinery
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Toys and power tools
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Smelting and metallurgical industry
With their outstanding radial load capacity and robust structural design, these bearings are a reliable solution for heavy-load, low-speed applications requiring long service life and stable performance.


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