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The NNCF 4976 CV is a double-row cylindrical roller bearing with a 380mm bore and 520mm outer diameter, built for heavy-duty applications. Made from durable 52100 chrome steel, it handles combined loads with ease, supporting up to 535500 lbf dynamically.
Its full complement design (no cage) maximises roller count for higher load capacity, while the open seal allows flexible lubrication with grease or oil. The bearing operates smoothly at speeds up to 1000 RPM.
With a width of 140mm and chamfered edges (4mm), it fits securely in industrial setups. The bearing tolerates axial displacement up to 7mm and works in temperatures from -30°C to 110°C.
Ideal for large machinery like presses or mining equipment where high radial loads are common. Compliant with RoHS and REACH standards, it’s interchangeable with SKF models for easy replacement.
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Performance Features of NNCF 4976 CV Bearing
NNCF 4976 CV Bearing is constructed with double-row full complement cylindrical rollers, providing high load capacity and stability.
Its 52100 chrome steel rings and rollers ensure durability under combined radial and axial loads.
The bearing can handle dynamic radial loads up to 535,500 lbf, making it suitable for heavy-duty applications.
With a maximum speed of 1,000 rpm, it offers reliable performance in demanding conditions.
NNCF 4976 CV Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, ensuring smooth operation.
The absence of a cage in NNCF 4976 CV Bearing maximises roller count, enhancing load distribution.
This design reduces stress on individual rollers, extending the bearing’s service life.
Industrial Uses of NNCF 4976 CV Bearing
NNCF 4976 CV Bearing is commonly used in heavy industrial machinery, such as large gearboxes and rolling mills, where its double-row design handles high radial loads efficiently. The full complement of rollers ensures maximum load capacity, making it suitable for demanding environments.
In wind turbine applications, NNCF 4976 CV Bearing provides reliable performance in the main shaft, where combined loads and high speeds are typical. Its chrome steel construction offers durability, even in harsh weather conditions.
For mining equipment, NNCF 4976 CV Bearing excels in conveyor systems and crushers, where its open design allows for easy lubrication. The large bore size also makes it compatible with heavy-duty shafts commonly found in mining operations.
What Makes NNCF 4976 CV Bearing a Preferred Choice?
NNCF 4976 CV Bearing is often chosen for paper manufacturing machinery, where its high static radial load capacity supports heavy rollers. The absence of a cage allows for more rollers, enhancing load distribution.
In steel production plants, NNCF 4976 CV Bearing withstands extreme temperatures and heavy loads in rolling stands. Its metric dimensions ensure easy integration with European and Asian equipment standards.
Built for Heavy-Duty Use: NNCF 4976 CV Bearing
NNCF 4976 CV Bearing is ideal for construction equipment like cranes and excavators, where its robust design handles shock loads effectively. The grease or oil lubrication options provide flexibility for different operating conditions.
In marine applications, NNCF 4976 CV Bearing performs well in propeller shafts, thanks to its corrosion-resistant chrome steel material. The wide temperature range also ensures reliability in varying climates.
Automotive vs Aerospace: Applications of NNCF 4976 CV Bearing
In automotive testing rigs, NNCF 4976 CV Bearing supports high-load simulations, where its precision and durability are crucial. The large bore size accommodates heavy-duty shafts used in testing environments.
For aerospace ground equipment, NNCF 4976 CV Bearing is used in aircraft tow tractors and loading systems. Its ability to handle combined loads makes it a practical choice for these demanding applications.
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