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The NNC 4940 CV is a double row full complement cylindrical roller bearing with a 200mm bore and 280mm outer diameter, crafted from durable 52100 chrome steel. It supports combined loads up to 158400 lbf and operates smoothly at speeds up to 1000 RPM.
Its full complement design maximises load capacity without a cage, while the open seal allows easy lubrication with grease or oil. The bearing performs reliably in temperatures from -30°C to 110°C.
This model is interchangeable with SKF bearings, offering a practical replacement option. Suitable for heavy-duty applications like industrial gearboxes or large machinery where high radial loads are common.
Weighing 15.9kg, it’s built for robustness in demanding environments. Compliant with RoHS and REACH standards for safe use.
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Performance Features of NNC 4940 CV Bearing
NNC 4940 CV Bearing is constructed with double-row full complement cylindrical rollers, providing high load capacity and stability.
Its chrome steel rings and rollers offer excellent resistance to wear, ensuring long service life.
The open design allows for easy lubrication with grease or oil, maintaining smooth operation.
With a dynamic radial load capacity of 158,400 lbf, it handles heavy loads efficiently.
NNC 4940 CV Bearing operates within a temperature range of -30° to 110°C, suitable for various environments.
Its precision tolerances ensure reliable performance in combined load applications.
Industrial Uses of NNC 4940 CV Bearing
NNC 4940 CV Bearing is commonly used in heavy machinery like rolling mills and gearboxes, where its double-row design handles high radial loads efficiently. The full complement of rollers ensures maximum load capacity without a cage, making it ideal for slow-speed, high-load applications.
In automotive manufacturing, NNC 4940 CV Bearing supports large components such as axles and transmissions, thanks to its robust chrome steel construction. Its open design allows for easy lubrication, extending service life in demanding conditions.
For industrial automation, NNC 4940 CV Bearing provides reliable performance in robotic arms and conveyor systems, where precision and durability are key. The metric dimensions ensure compatibility with a wide range of equipment across different regions.
Where Is NNC 4940 CV Bearing Used?
You’ll often find NNC 4940 CV Bearing in wind turbines, where its ability to handle combined loads is crucial for stable operation. The grease or oil lubrication options make it adaptable to various environmental conditions.
Built for Heavy-Duty Use: NNC 4940 CV Bearing
NNC 4940 CV Bearing excels in mining equipment, where its high static radial load capacity withstands extreme pressures. The chrome steel rollers and rings offer excellent wear resistance, even in abrasive environments.
Automotive vs Aerospace: Applications of NNC 4940 CV Bearing
In automotive applications, NNC 4940 CV Bearing is favoured for its durability in drivetrains and wheel hubs. For aerospace, its precision and load capacity make it suitable for landing gear systems, though weight considerations may limit its use.
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