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The NNC 4944 CV is a double-row cylindrical roller bearing with a 220mm bore and 300mm outer diameter, built from tough 52100 chrome steel. It handles heavy combined loads, with a dynamic radial load capacity of 165825 lbf and a static radial load of 360000 lbf.
Its full complement design (no cage) maximises roller count for higher load capacity, while the open seal allows easy lubrication with grease or oil. The bearing operates smoothly at speeds up to 1000 RPM and in temperatures from -30°C to 110°C.
This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for heavy machinery like industrial gearboxes or presses where high radial and axial loads are present.
Weighing 17.3kg, it’s a robust unit designed for durability. Compliant with RoHS and REACH standards for safe use.
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Performance Features of NNC 4944 CV Bearing
NNC 4944 CV Bearing is built with double-row full complement cylindrical rollers, offering high load capacity and durability.
Its 52100 chrome steel construction ensures strong resistance to wear, even under heavy radial loads.
The bearing handles dynamic radial loads up to 165825 lbf, making it suitable for demanding industrial applications.
With a maximum speed of 1000 rpm, it balances performance and reliability in various conditions.
NNC 4944 CV Bearing operates in temperatures from -30° to 110°C, adapting to different working environments.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.
The full complement roller arrangement maximises load distribution, extending the bearing’s service life.
Precision tolerances ensure smooth operation, even under combined radial and axial loads.
Industrial Uses of NNC 4944 CV Bearing
NNC 4944 CV Bearing is commonly used in heavy industrial machinery like rolling mills and large gearboxes, where its double-row design handles high radial loads effortlessly. The full complement of rollers ensures maximum load capacity without the need for a cage.
In automotive applications, NNC 4944 CV Bearing supports large drivetrain components, such as differentials and axles, providing stability under combined loads. Its chrome steel construction offers durability in demanding conditions.
For wind turbine systems, NNC 4944 CV Bearing’s open design allows for easy lubrication, ensuring smooth operation in high-speed environments. The metric dimensions make it a reliable choice for European and Asian equipment standards.
Where Is NNC 4944 CV Bearing Used?
You’ll often find NNC 4944 CV Bearing in construction equipment like cranes and excavators, where its robust design handles heavy loads with ease. The absence of a cage means more rollers can fit, boosting its load-bearing capacity.
In mining machinery, NNC 4944 CV Bearing excels in conveyor systems and crushers, thanks to its ability to withstand harsh conditions. The grease or oil lubrication options make maintenance straightforward in dusty environments.
Built for Heavy-Duty Use: NNC 4944 CV Bearing
NNC 4944 CV Bearing is ideal for steel production lines, where its high static radial load capacity supports rolling and pressing operations. The chrome steel rollers ensure long service life even under constant stress.
In marine applications, NNC 4944 CV Bearing’s resistance to corrosion and high loads makes it suitable for propeller shafts and winches. The wide temperature range allows it to perform reliably in varying climates.
Automotive vs Aerospace: Applications of NNC 4944 CV Bearing
In automotive settings, NNC 4944 CV Bearing is a go-to for heavy-duty transmissions and wheel hubs, offering stability under combined loads. Its metric sizing ensures compatibility with global vehicle designs.
For aerospace ground equipment, NNC 4944 CV Bearing supports landing gear testing rigs and cargo loaders, where precision and durability are key. The open seal design simplifies inspections and lubrication.
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